In TorqBolt our aerospace bolt range, we produce high-strength alloy
steel, titanium and nickel-base materials designed for heavy-load, fatigue-critical
joints in aircraft, space and defence systems. All bolts undergo rigorous
manufacturing controls and can be supplied silver or gold plated for
enhanced durability, ensuring they consistently meet demanding aerospace standards.
BS-2A-173 - Specification for 100 Countersunk head steel bolts (Unified threads), cadmium plated, for
aircraft
BS-2A-174 - Specification for 100-¦ countersunk head corrosion-resisting steel bolts (Unified threads) for
aircraft
BS-2A-212 - Specification for cadmium-plated steel bolts, 55/65 tonf/in2 (Unified hexagons, 3A Unified
threads and close tolerance shanks) for aerospace use
BS-2A-241 - General requirements for steel protruding-head bolts of tensile strength 1250 MPa (180000
lbf/in2) or greater. Specification
BS-2A-25 - Specification for steel hexagonal-headed bolts (B.A. and B.S.F. threads) for aircraft
BS-2A-26 - Specification for corrosion-resisting steel hexagonal-headed bolts (B.A and B.S.F. threads) for
aircraft
BS-2A-(260-265) - Aerospace Series, Specification for Pan & 100 Degrees Countersunk Slotted Head Screws
BS-2A-260-2A-265 - Specification for pan and 100 countersunk slotted head screws with ISO metric screw
threads
BS-2A-266-2A-271 - Bolt, 100 Countersunk head, Hi-Torque speed drive recess, UNJF thread , split pin hole
option, titanium alloy, various finishes, Classification: 80 Tf/in2 (1 100 MPa) at TA/+315 C
BS-2A-30 - Specification for steel hexagonal-headed bolts (B.A. and B.S.F threads) with close tolerance
shanks for aircraft
BS-2A-57 - Specification for steel hexagonal-headed shear bolts (B.S.F. threads) for aircraft
BS-2A-59 - Specification for cadmium-plated steel hexagonal-headed bolts (B.A. and B.S.F. threads) with
close tolerance shanks for aircraft
BS-2A-60 - Specification for cadmium-plated steel hexagonal-headed shear bolts (B.S.F. threads) for
aircraft
BS-2A-61 - Specification for aluminium alloy hexagonal headed bolts (B.A. and B.S.F. threads) for aircraft
BS-3A-102 - Specification for steel bolts (Unified hexagons and Unified threads) for aircraft
BS-3A-104 - Specification for corrosion-resisting steel bolts (Unified hexagons and Unified threads) for
aircraft
BS-3A-108 - Specification for steel bolts (Unified hexagons and Unified threads) with close tolerance
shanks for aircraft
BS-3A-109 - Specification for steel shear bolts (Unified hexagons and Unified threads)
BS-3A-111 - Specification for cadmium-plated steel bolts (Unified hexagons and Unified threads) with close
tolerance shanks for aircraft
BS-3A-112 - Specification for cadmium-plated steel shear bolts (Unified hexagons and Unified threads)
BS-3A-113 - Specification for steel mushroom head bolts (Unified threads) for aircraft
BS-3A-114 - Specification for corrosion-resisting steel mushroom head bolts (Unified threads) for aircraft
BS-3A-116 - Specification for steel pan head bolts (Unified threads) for aircraft
BS-3A-117 - Aerospace Series. Bolts, Pan Head, Slotted Drive, Unified Threads, Corrosion Resisting Steel,
Strength Class 880 MPa, for Aircraft. Specification
BS-3A-170 - Specification for aluminium alloy mushroom head bolts (Unified threads) for aircraft
BS-3A-171 - Specification for aluminium alloy pan head bolts (Unified threads) for aircraft
BS-3A-174 - 100 Countersunk head, D-slot recess, corrosion-resisting steel bolts (Unified threads),
Strength Class 880 MPa, for aircraft
BS-3A-212 - Specification for cadmium-plated steel bolts, 55/65 tonf/in
BS-3A-228 - Specification for steel double hexagon bolts 1250 MPa (180 000 lbf/in2) for aircraft
BS-4A-100 - Specification for general requirements for bolts and free running nuts of tensile strength not
exceeding 1249 MPa
BS-4A-102 - Specification for steel bolts (Unified hexagons and Unified threads) for aircraft
BS-4A-104 - Specification for corrosion-resisting steel bolts (Unified hexagons and Unified threads),
strength class 880 MPa, for aircraft
BS-4A-111 - Specification for cadmium-plated steel bolts (Unified hexagons and Unified threads) with close
tolerance shanks
BS-4A-112 - Aerospace series. Specification for shear bolts, hexagonal heads (Unified threads) in
cadmium-plated steel (Classification Rm = 880-1080 MPa)
BS-4A-113 - Specification for cadmium-plated, mushroom-headed, unified-thread, slotted drive bolts
BS-4A-114 - Specification for corrosion-resisting steel, mushroom-headed, slotted-drive, bolts, strength
class 880 MPa
BS-4A-116 - Steel pan head bolts (Unified threads), cadmium plated, for aircraft
BS-4A-169 - Aerospace series. Specification for Bolts, Hexagonal heads (Unified threads) in aluminium
alloy, anodized
BS-4A-169-TC - Aerospace series. Specification for Bolts, Hexagonal heads (Unified threads) in aluminium
alloy, anodized
BS-4A-228 - Specification for steel double hexagon bolts. 1250 MPa (180,000 lbf/in$u2) for aircraft
BS-A-101 - Specification for general requirements for titanium bolts
BS-A-108 - Bolts, shear, hexagonal heads, close tolerance shank, unified threads, low alloy steel, cadmium
plated (on head and thread only). Specification
BS-A-108-TC - Tracked Changes. Bolts, shear, hexagonal heads, close tolerance shank, unified threads, low
alloy steel, cadmium plated (on head and thread only). Specification. Classification Rm = 123 200. 145 600
lbf/in2 (850 â?? 1 004 MPa) at ambient temperature ; +190°C.
BS-A-109 - AEROSPACE SERIES Bolts, shear, hexagonal heads, close tolerance shank, unified threads, alloy
steel, cadmium plated (on head and thread only). Specification
BS-A-211 - Specification for 100 countersunk head steel bolts (Unified threads and cruciform recesses) for
aircraft
BS-A-226 - Specification for steel hexagon head bolts (short thread: Class 3A)
BS-A-227 - Specification for steel pan head bolts (short thread: Class 3A)
BS-A-232 - Specification for 100 countersunk head steel bolts (160 000 lbf/in2 (110 hbar) with Torq-set
recesses)
BS-A-241 - General Requirements for Steel Protruding-Head Bolts of Tensile Strength 1250 Mpa (180
BS-A-266 - Specification for 100 Degree Countersunk Head Titanium Alloy Bolts 160 000 Ibf/in2 (11
BS-A-266-A267 - Specification for 100° countersunk head titanium alloy bolts 160 000 lbf/in$u2 (1100 MPa)
with Hi-torque speed drive recesses
BS-A-266-A-267 - Specification for 100° countersunk head titanium alloy bolts 160 000 lbf/in$u2 (1100 MPa)
with Hi-torque speed drive recesses
BS-A-274 - Specification for procurement of alloy steel bolts, metric, with a minimum tensile strength of
1100 MPa
BS-A-287-A-288 - Specification for hexagon socket head cap screws. Metric series
BS-A-300 - Specification for procurement of alloy steel bolts with strength classification 1 100 MPa and MJ
threads
BS-A-312 - Screws, pan head, internal offset cruciform ribbed or unribbed drive, stepped shank, short or
medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100
MPa. Dimensions
BS-A-313 - Areospace. Screws, pan head, internal offset cruciform ribbed or unribbed drive, pitch diameter
shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to
1100 MPa. Dimensions
BS-A-31-54 - Specification for British Association (B.A.) low tensile screws and nuts for aeronautical
purposes
BS-A-363 - Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class 1 550 MPa.
Procurement specification
BS-A-401-420 - Specification for screws, pan and 100 countersunk head, hexalobular drive recess (unified
threads below inch) in various materials
BS-A-55-&-56 - Specifications for grub screws for aeronautical purposes
BS-EN-2549 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
titanium, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature) / 315C
BS-EN-2606 - Aerospace series. 60 interface for adaptors, threaded, with lockring. Geometric configuration
BS-EN-2859 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature) / 235C
BS-EN-2883 - Aerospace series. Nuts, hexagonal, self-locking, with counterbore and captive washer, in heat
resisting steel, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315C
BS-EN-2886-TC - Tracked Changes. Aerospace series. Screw, pan head, offset cruciform recess, close
tolerance normal shank, short thread, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient
temperature)/235 C
BS-EN-2888 - Aerospace series. Metric bolts, normal hexagon head, coarse tolerance normal shank, short
thread, in corrosion resisting steel, passivated. Classification: 600 MPa (at ambient temperature) / 425C
BS-EN-2889 - Aerospace series. Metric bolts, normal hexagon head, coarse tolerance normal shank, short
thread, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient temperature) / 235C
BS-EN-2939-TC - Tracked Changes. Aerospace series. Screw, 100 countersunk head, offset cruciform recess,
threaded to head, in heat resisting steel FE-PA92HT (A286). Classification: 900 MPa (at ambient
temperature)/650 C
BS-EN-3008 - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel base alloy
NI-P100HT (Inconel 718). Classification:1275 MPa (at ambient temperature)/650C
BS-EN-3009 - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel base alloy
NI-P100HT (Inconel 718), silver plated. Classification. 1275 MPa (at ambient temperature)/650C
BS-EN-3010 - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel base alloy
NI-P101HT (Waspaloy). Classification: 1210 MPa (at ambient temperature)/730°C
BS-EN-3052 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature) / 425 C
BS-EN-3293 - Aerospace series. Bolts, T-head, close tolerance, medium thread length, in heat resisting
nickel base alloy NI-P100HT (Inconel 718), uncoated. Classification: 1275 MPa/650C
BS-EN-3294 - Aerospace series. Bolts, T-head, close tolerance, in heat resisting nickel base alloy
NI-P101HT (Waspaloy), uncoated for increased height nuts. Classification: 1210 MPa/730C
BS-EN-3301 - Aerospace series. Bolts, T-head, close tolerance medium thread length in heat resisting steel
FE-PM1708 (FV535), uncoated. Classification: 1000 MPa/550C
BS-EN-3302 - Aerospace series. Bolts in heat resisting steel FE-PM1708 (FV535). Classification: 1 000
MPa/550 C. Technical specification
BS-EN-3444 - Aerospace series. Bolt, large bihexagonal head, close tolerance normal shank, medium length
thread, in heat resisting nickel base alloy, passivated. Classification: 1250 MPa (at ambient temperature) /
650C
BS-EN-3613 - Aerospace series. Bolts, normal hexagonal head, relieved shank, long thread, in heat resisting
nickel base alloy NIPH2601 (Inconel 718), silver plated. Classification: 1275 MPa/650 C
BS-EN-3614 - Aerospace series. Bolts, normal hexagonal head, relieved shank, long thread, in heat resisting
steel FE-PA2601 (A286), silver plated. Classification: 900 MPa/650C
BS-EN-3636 - Aerospace series. Screws, reduced pan head, offset cruciform recess, relieved shank, long
thread, in heat resisting steel FE-PA92HT (A286), silver plated. Classification: 900 MPa/650C
BS-EN-3685 - Aerospace series. Bolts in heat resisting steel FE-PA2601 (A286). Classification: 1 100
MPa/650 C. Technical specification
BS-EN-3820 - Aerospace series. Metric bolts, normal hexagon head, coarse tolerance normal shank, short
thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1 100 MPa (at ambient temperature)/315
C
BS-EN-3820-TC - Tracked Changes. Aerospace series. Metric bolts, normal hexagon head, coarse tolerance
normal shank, short thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1 100 MPa (at
ambient temperature)/315°C
BS-EN-3832 - Aerospace series. Bolts, double hexagon head, relieved shank, long thread, in heat resisting
nickel base alloy NI-PH2601 (Inconel 718). Classification: 1550 MPa (at ambient temperature) / 650C
BS-EN-3833 - Aerospace series. Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel
718), passivated. Classification: 1 550 MPa (at ambient temperature)/650 C. Technical specification
BS-EN-3905 - Aerospace series. Six lobe recesses for bolts. Technical specification
BS-EN-3907 - Aerospace series. Bolts, double hexagon head, normal shank, long thread, in titanium alloy
TI-P64001, MoS2 coated. Classification: 1100MPa (at ambient temperature)/350C
BS-EN-3912 - Aerospace series. Bolts, pan head, six lobe recess, relieved shank, long thread, in heat
resisting steel FE-PA2601 (FE-PA92HT, A286), silver plated. Classification: 1100 MPa (at ambient
temperature) / 650C
BS-EN-4009 - Aerospace series. Bolts, double hexagon head, close tolerance shank, medium length thread, in
heat resisting nickel base alloy NI-PH2601 (Inconel 718). Classification: 1550 MPa (at ambient temperature)
BS-EN-4071 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient temperature) / 425 C
BS-EN-4072 - Aerospace series. Screws, 100 countersunk normal head, offset cruciform recess, close
tolerance shank, short thread in titanium alloy, aluminium IVD coated. Classification: 1 100 MPa (at ambient
temperature) / 425 C
BS-EN-4073 - Aerospace series. Screws, pan head, hexalobular recess, coarse tolerance shank, medium length
thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient temperature) / 235 C
BS-EN-4074 - Aerospace series. Screws, pan head, six lobe recess, coarse tolerance normal shank, medium
length thread, in titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient
temperature)/425C
BS-EN-4075 - Aerospace series. Screws, pan head, offset cruciform recess, threaded to head, in corrosion
resisting steel, passivated. Classification: 490 MPa (at ambient temperature) / 425 C
BS-EN-4127 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, short thread,
in titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient temperature)/ 425 C
BS-EN-4128 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance shank, short thread, in heat
resisting nickel base alloy, aluminium IVD coated. Classification: 1 250 MPa (at ambient temperature) / 425
C
BS-EN-4129 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature) / 235C
BS-EN-4130 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient temperature) / 425 C
BS-EN-4131 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in heat resisting nickel base alloy, aluminium IVD coated. Classification: 1250 MPa (at ambient
temperature) / 425 C
BS-EN-4132 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, long thread, in
alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature)/235C
BS-EN-4133 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, long thread, in
titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient temperature) / 425 C
BS-EN-4134 - Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, long thread, in
heat resisting nickel base alloy, aluminium IVD coated. Classification: 1250 MPa (at ambient
temperature)/425C
BS-EN-4135 - Aerospace series. Bolts, normal bi-hexagonal head, coarse tolerance normal shank, medium
length thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient
temperature)/315C
BS-EN-4136 - Aerospace series. Bolts, normal bi-hexagonal head, coarse tolerance normal shank, long thread,
in alloy steel, cadmium plated. Classification: 1100 MPa at ambient temperature)/235C
BS-EN-4137 - Aerospace series. Bolts, normal bi-hexagonal head, stepped shank, long thread, in titanium
alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315C
BS-EN-4138 - Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank,
medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient temperature) /
235 C
BS-EN-4161 - Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank,
long thread, in alloy steel, cadmium plated. Classification: 1 100 PMa (at ambient temperature)/235 C
BS-EN-4162 - Aerospace series. Screws 100 countersunk normal head, offset cruciform recess, coarse
tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at
ambient temperature) / 235 C
BS-EN-4163 - Aerospace series. Screws 100 countersunk normal head, offset cruciform recess, coarse
tolerance normal shank, long thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient
temperature) / 235 C
BS-EN-4163-TC - Tracked Changes. Aerospace series. Screws 100° countersunk normal head, offset cruciform
recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated. Classification: 1 100
MPa (at ambient temperature) / 235°C
BS-EN-4176 - Aerospace series. Lockbolts, 100 countersunk normal head or protruding head, tension-/
sheartype, close tolerance, in titanium alloy TI-P64001, anodized or with aluminium pigmented coating.
Collars in titanium TI-P99002 or aluminium alloy 2024. Metric series. Technical specification
BS-EN-4311 - Aerospace series. Studs, coarse tolerance reduced shank, medium length threads, in heat and
corrosion resisting steel, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature) / 315C
BS-EN-4312 - Aerospace series. Studs, coarse tolerance reduced shank, medium length thread, in heat and
corrosion resisting steel, with aluminium pigmented coating. Classification: 1100 MPa (at ambient
temperature) / 315C
BS-EN-4321 - Aerospace series. Bolts, double hexagon head with lockwire holes, relieved shank, long thread,
in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated. Classification. 1 550 Mpa (at
ambient temperature)/650C
BS-EN-4322 - Aerospace series. Bolts, double hexagon head with lockwire holes, relieved shank, long thread,
in titanium alloy TI-P64001, anodized, MoS2 coated. Strength class: 1100 MPa (at ambient temperature)
BS-EN-4323 - Aerospace series. Screws, 100 countersunk head, six lobe recess, threaded to head, in titanium
alloy TI-P64001, anodized, MoS2 coated. Classification. 900 MPa (at ambient temperature) / 350C
BS-EN-4352 - Aerospace series. Bolts, double hexagon head with lockwire holes, relieved shank, long thread,
in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated. Classification. 1 550 MPa (at
ambient temperature) / 425C
BS-EN-4402 - Aerospace series. Lockbolts, 100 countersunk normal head, sheartype, close tolerance, in
titanium alloy TI-P64001,with aluminium pigmented coating, metric series. Classification: 1100 MPa (at
ambient temperature) / 315C
BS-EN-4421 - Aerospace series. Studs, in titanium alloy TI-P64001, MoS2 coated, with serrated locking ring
in corrosion resisting steel. Strength class: 1100 MPa(at ambient temperature)
BS-EN-4458 - Aerospace series. Studs, MJ threads, in titanium alloy TI-P64001, MoS2 coated, with serrated
locking ring in corrosion resisting steel.Strengt h class: 1100 MPa (at ambient temperature).
Technicalspecification
BS-EN-4459 - Aerospace series. Studs, in titanium alloy TI-P64001, with serrated locking ring in corrosion
resisting steel. Design standard
BS-EN-4460 - Aerospace series. Studs, in titanium alloy TI-P64001, with serrated locking ring in corrosion
resisting steel. Installation and removal procedure
BS-EN-4495 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
titanium alloy, anodized, with aluminium pigmented coating, metric series. Classification: 1100 MPa (at
ambient temperature) / 315C
BS-EN-4496 - Aerospace series. Screws, 100 countersunk normal head, offset cruciform recess, close
tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating.
Classification: 1100 MPa (at ambient temperature) / 315 C
BS-EN-4497 - Aerospace series. Screws, pan head, offset cruciform recess, close tolerance normal shank,
short thread, in titanium alloy, anodized, with aluminium pigmented coating. Classification: 1 100 MPa (at
ambient temperature) / 315 C
BS-EN-4498 - Aerospace series. Bolts, large bihexagonal head, close tolerance normal shank, medium length
thread, in heat resisting nickel base alloy, passivated, with aluminium pigmented coating. Classification: 1
550 MPa (at ambient temperature) / 315 C
BS-EN-4499 - Aerospace series. Screws, 100 countersunk reduced head, offset cruciform recess, close
tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating.
Classification: 1100 MPa (at ambient temperature) / 315 C
BS-EN-4501 - Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in
titanium alloy, anodized, with aluminium pigmented coating, metric series. Classification: 1100 MPa (at
ambient temperature) / 315C
BS-EN-4509 - Screws, 100 countersunk normal head, offset cruciform recess, threaded to head, in titanium
alloy, anodized, with aluminium pigmented coating, metric series. Classification: 1100 MPa (at ambient
temperature)/315C
BS-EN-4609 - Aerospace series. Spiral drive recesses for threaded fasteners. Geometrical definition and
technical requirements
BS-EN-4634 - Aerospace series. Screws, 100 countersunk head, six lobe recess, short thread, in heat
resisting steel FE-PA2601 (A286), passivated. Classification: 900 MPa (at ambient temperature)/650C
BS-EN-4635 - Aerospace series. Screws, 100 countersunk head, six lobes recess, short thread, in heat
resisting nickel base alloy NI-PH2601 (Inconel 718). Classification: 1270 MPa (at ambient temperature) / 650
C
BS-EN-4636 - Aerospace series. Screws, 100 countersunk head, six lobe recess, short thread, in titanium
alloy TI-P64001, with aluminium pigmented coating. Classification: 1100 MPa (at ambient temperature) / 315C
BS-EN-4844 - Aerospace series. Screws, 100 countersunk normal head, Spiral Drive Recess, threaded to head,
in heat and corrosion resisting steel, passivated. Classification : 1 100 MPa (at ambient temperature) / 425
C
BS-EN-4845 - Aerospace series. Screw, 100 countersunk normal head, Spiral Drive Recess, short thread, in
heat resisting steel FE-PA2601 (A286), passivated. Classification: 900 MPa (at ambient temperature)/650 C
BS-EN-4846 - Aerospace series. Screws, pan head, Spiral Drive Recess, threaded to head, in heat and
corrosion resisting steel, passivated. Classification : 1 100 MPa (at ambient temperature) / 425 C
BS-EN-4847 - Aerospace series. Screw, pan head, Spiral Drive Recess, coarse tolerance normal shank, medium
length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient temperature)/235 C
BS-EN-4848 - Aerospace series. Screw, pan head, Spiral Drive Recess, coarse tolerance normal shank, medium
length thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1 100 MPa (at ambient
temperature)/315 C
BS-EN-4849 - Aerospace series. Screw, 100 countersunk normal head, Spiral Drive Recess, close tolerance
normal shank, short thread, in titanium alloy, aluminium IVD coated. Classification: 1 100 MPa (at ambient
temperature)/425 C
BS-EN-4850 - Aerospace series. Screw, 100 countersunk normal head, Spiral Drive Recess, coarse tolerance
normal shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient
temperature)/235 C
BS-EN-4851 - Aerospace series. Screw, 100 countersunk normal head, Spiral Drive Recess, coarse tolerance
normal shank, long thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient
temperature)/235 C
BS-EN-4852 - Aerospace series. External spiral drive heads for threaded fasteners. Geometrical definition
and fastener head wrenching configuration
BS-ISO-12256 - Aerospace. Drives, internal, cruciform, ribbed. Metric series
BS-ISO-12257 - Aerospace. Internal six-lobe drives. Metric series
BS-ISO-12260 - Aerospace. Screws, pan head, internal offset cruciform ribbed or unribbed drive, stepped
shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than
or equal to 1 100 MPa. Dimensions
BS-ISO-12261 - Aerospace. Screws, pan head, internal offset cruciform ribbed or unribbed drive, pitch
diameter shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or
equal to 1 100 MPa. Dimensions
BS-ISO-12261-TC - Tracked Changes. Aerospace. Screws, pan head, internal offset cruciform ribbed or
unribbed drive, pitch diameter shank, long length MJ threads, metallic material, coated or uncoated,
strength classes less than or equal to 1 100 MPa. Dimensions
BS-ISO-13921 - Aerospace. Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or
unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated,
strength classes less than or equal to 1100 MPa. Dimensions
BS-ISO-14275 - Aerospace. Drives, internal, offset cruciform, ribbed. Metric series
BS-ISO-14276 - Aerospace. Drives, internal, offset cruciform. Metric series
BS-ISO-14277 - Aerospace. Drivers, ribbed, for internal offset cruciform ribbed or unribbed drives. Metric
series
BS-ISO-14278 - Aerospace. Gauges, for internal offset cruciform ribbed or unribbed drives. Metric series
BS-ISO-14279 - Aerospace. Drives, internal, cruciform. Metric series
BS-ISO-14280 - Aerospace. Drivers, ribbed, for internal cruciform ribbed or unribbed drives. Metric series
BS-ISO-14281 - Aerospace. Gauges, for internal cruciform ribbed or unribbed drives. Metric series
BS-ISO-16130 - Aerospace series. Dynamic testing of the locking behaviour of bolted connections under
transverse loading conditions (vibration test)
BS-ISO-3185 - Aerospace. Bolts, normal bihexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa. Dimensions
BS-ISO-3185-TC - Tracked Changes. Aerospace. Bolts, normal bihexagonal head, normal shank, short or medium
length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa.
Dimensions
BS-ISO-3186 - Aerospace. Bolts, large bihexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes 1250 MPa to 1800 MPa. Dimensions
BS-ISO-3193 - Aerospace. Bolts, normal hexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa. Dimensions
BS-ISO-5857 - Aerospace. Bolts, with MJ threads, made of alloy steel, strength class 1250 MPa. Procurement
specification
BS-ISO-7689 - Aerospace. Bolts, with MJ threads, made of alloy steel, strength class 1100 MPa. Procurement
specification
BS-ISO-7961 - Aerospace. Bolts. Test methods
BS-ISO-8168 - Aerospace. Bolts, with MJ threads, made of heat and corrosion resisting steel, strength class
1 100 MPa. Procurement specification
BS-ISO-9154 - Aerospace. Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class
1 550 MPa. Procurement specification
BS-ISO-9255 - Aerospace. Bolts, normal spline head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa. Dimensions
BS-ISO-9749 - Stud-ends, in corrosion-resistant steel, swaged on aircraft control wire rope. Dimensions and
loads
BS-SP-114 - Specification for Eye bolts (unified threads) for aircraft
BS-SP-164 - Specification for design and performance requirements for turnlock, stud-type panel fasteners
(metric series)
ISO-12257 - Aerospace - Internal six-lobe drives - Metric series
ISO-12260 - Aerospace - Screws, pan head, internal offset cruciform ribbed or unribbed drive, stepped
shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than
or equal to 1 100 MPa - Dimensions
ISO-12261 - Aerospace - Screws, pan head, internal offset cruciform ribbed or unribbed drive, pitch
diameter shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or
equal to 1 100 MPa - Dimensions
ISO-13921 - Aerospace - Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or
unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated,
strength classes less than or equal to 1 100 MPa - Dimensions
ISO-14277 - Aerospace - Drivers, ribbed, for internal offset cruciform ribbed or unribbed drives - Metric
series
ISO-14278 - Aerospace - Gauges, for internal offset cruciform ribbed or unribbed drives - Metric series
ISO-14279 - Aerospace - Drives, internal, cruciform - Metric series
ISO-14280 - Aerospace - Drivers, ribbed, for internal cruciform ribbed or unribbed drives - Metric series
ISO-14281 - Aerospace - Gauges, for internal cruciform ribbed or unribbed drives - Metric series
ISO-16130 - Aerospace series - Dynamic testing of the locking behaviour of bolted connections under
transverse loading conditions (vibration test)
ISO-3185 - Aerospace - Bolts, normal bihexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions
ISO-3186 - Aerospace - Bolts, large bihexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes 1 250 MPa to 1 800 MPa - Dimensions
ISO-3193 - Aerospace - Bolts, normal hexagonal head, normal shank, short or medium length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions
ISO-3202 - Aerospace - Screws, pan head, internal offset cruciform ribbed or unribbed drive, threaded to
head, MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa -
Dimensions
ISO-3203 - Aerospace - Bolts, normal bihexagonal head, normal or pitch diameter shank, long length MJ
threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa -
Dimensions
ISO-5843-3 - Aerospace - List of equivalent terms - Part 3: Aerospace bolts and nuts
ISO-5856 - Aerospace - Screws, 100 degrees normal countersunk head, internal offset cruciform ribbed or
unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated,
strength classes less than or equal to 1 100 MPa - Dimensions
ISO-5857 - Aerospace - Bolts, with MJ threads, made of alloy steel, strength class 1 250 MPa - Procurement
specification
ISO-6397 - Aerospace - Test bolts, hexagonal head, metallic material, coated or uncoated
ISO-7689 - Aerospace - Bolts, with MJ threads, made of alloy steel, strength class 1 100 MPa - Procurement
specification
ISO-7913 - Aerospace - Bolts and screws, metric - Tolerances of form and position
ISO-7961 - Aerospace - Bolts - Test methods
ISO-8168 - Aerospace - Bolts, with MJ threads, made of heat and corrosion resisting steel, strength class 1
100 MPa - Procurement specification
ISO-9152 - Aerospace - Bolts, with MJ threads, in titanium alloys, strength class 1 100 MPa - Procurement
specification
ISO-9154 - Aerospace - Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class 1
550 MPa - Procurement specification
ISO-9219 - Aerospace - Bolts, thin hexagonal head, for pulleys, close tolerance shank, short thread, in
alloy steel and cadmium plated or in titanium alloy and MoS2 lubricated or in corrosion-resistant steel and
passivated - Dimensions and masses
ISO-9254 - Aerospace - Bolt, normal spline head, normal or pitch diameter shank, long length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions
ISO-9255 - Aerospace - Bolts, normal spline head, normal shank, short or medium length MJ threads, metallic
material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions
ISO-9256 - Aerospace - Bolts, large hexagonal head, normal or pitch diameter shank, long length MJ threads,
metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions
Aerospace Bolts Other SDOs Series
DIN-ISO-9152 - Aerospace - Bolts, with MJ threads, in titanium alloys, strength class 1100 MPa -
Procurement specification (ISO 9152:1998)
EN-2606 - Aerospace Series - 60 Degrees Interface for Adaption, Threaded, With Lockring - Geomet
EN-2883 - Aerospace Series - Nuts, Hexagonal, Self-Locking, With Counterbore & Captive Washer, I
EN-3008 - Bolts, Hexagon Head, Relieved Shank, Long Thread, in Heat Resisting Nickel Base Alloy
EN-3009 - Bolts, Hexagon Head, Relieved Shank, Long Thread, in Heat Resisting Nickel Base Alloy
EN-3010 - Bolts, Hexagon Head, Relieved Shank, Long Thread, in Heat Resisting Nickel Base Alloy
EN-3052 - Aerospace Series - Bolts, Normal Hexagonal Head, Close Tolerance Normal Shank, Short T
EN-3293 - Aerospace Series, Bolts, T-Head, Close Tolerance, Medium Thread Length, in Heat Resist
EN-3294 - Aerospace Series, Bolts, T-Head, Close Tolerance, in Heat Resisting Nickel Base Alloy
EN-3301 - Aerospace Series - Bolts, T-Head, Close Tolerance, Medium Thread Length, in Heat Resis
EN-4634 - Aerospace Series - Screws, 100 Degrees Countersunk Head, Six Lobe Recess, Short Thread
EN-4635 - Aerospace Series - Screws, 100 Degrees Countersunk Head, Six Lobes Recess, Short Threa
EN-4636 - Aerospace Series - Screws, 100 Degrees Countersunk Head, Six Lobe Recess, Short Thread
EN-4852 - Aerospace series - External spiral drive heads for threaded fasteners - Geometrical definition
and fastener head wrenching configuration
EN-4859 - Aerospace series - Sensor based clamp load determination / high tensile bolts - Technical
specification
EN-6105 - Aerospace series - Stud with shoulder
EN-6129 - Aerospace series - Blind bolt, protruding head, high strength, pulltype
SS-EN-1069-1 - Water slides - Part 1: Safety requirements and test methods
SS-EN-1251-2 - Cryogenic vessels - Transportable vacuum insulated vessels of not more than 1000 litres
volume - Part 2: Design, fabrication, inspection and testing
SS-EN-14638-3 - Transportable gas cylinders - Refillable welded receptacles of a capacity not exceeding 150
litres - Part 3: Welded carbon steel cylinders made to a design justified by experimental methods
SS-EN-15734-1 - Railway applications - Braking systems of high speed trains - Part 1: Requirements and
definitions
SS-EN-2549 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in titanium alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 oC
SS-EN-2576 - Aerospace series - Bolts, MJ threads, in heat resisting steel FE-PA2601 (A286) -
Classification: 900 MPa (at ambient temperature)/650 °C - Technical specification
SS-EN-2583 - Aerospace series - Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel
718) - Classification: 1 275 MPa (at ambient temperature)/650°C - Technical specification
SS-EN-2606 - Aerospace series - 60 degrees interface for adaptors, threaded, with lockring - Geometric
configuration
SS-EN-2652 - Aerospace series - Screws, 100 degrees countersunk normal head, slotted, threaded to head, in
alloy steel, cadmium plated - Classification: 900 MPa (at ambient temperature) /235 degrees Celsius
SS-EN-2859 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature) / 235 degrees C
SS-EN-2883 - Aerospace series - Nuts, hexagonal, self-locking, with counterbore and captive washer, in heat
resisting steel, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 degrees Celsius
SS-EN-2888 - Aerospace series - Bolts, normal hexagon head, coarse tolerance normal shank, short thread, in
corrosion resisting steel, passivated - Classification: 600 MPa (at ambient temperature) /425 degrees C
SS-EN-2889 - Aerospace series - Bolts, normal hexagon head, coarse tolerance normal shank, short thread, in
alloy steel, cadmium plated - Classification: 900 MPa (at ambient temperature)/235 degrees C
SS-EN-3008 - Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel
base alloy NI-P100HT (Inconel 718) - Classification: 1 275 MPa (at ambient temperature)/650 degrees Celsius
SS-EN-3009 - Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel
base alloy NI-P100HT (Inconel 718) silver plated - Classification: 1 275 MPa (at ambient
temperature)/650degrees Celsius
SS-EN-3010 - Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel
base alloy NI-P101HT (Waspaloy) - Classification: 1 210MPa (at ambient temperature)/730 degrees Celsius
SS-EN-3011 - Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting nickel
base alloy NI-P101HT (Waspaloy), silver plated - Classification: 1 210 MPa (at ambient temperature)/730
degrees Celsius
SS-EN-3052 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in heat and corrosion resisting steel, passivated - Classification: 1 100 MPa (at ambient temperature) / 425
degrees Celsius
SS-EN-3270 - Aerospace series - Pipe coupling 8°30' in titanium alloy - Blanking plugs with lockring
SS-EN-3293 - Aerospace series - Bolts, T-head, close tolerance, medium thread length, in heat resisting
nickel base alloy NI-P100HT (Inconel 718), uncoated - Classification: 1 275 MPa/650 degrees Celsius
SS-EN-3294 - Aerospace series - Bolts, T-head, close tolerance, in heat resisting nickel base alloy
NI-P101HT (Waspaloy), uncoated for increased height nuts - Classification: 1 210 MPa/730 degrees Celsius
SS-EN-3301 - Aerospace series - Bolts, T-head, close tolerance medium thread length in heat resisting steel
FE-PM1708 (FV535), uncoated - Classification: 1 000 MPa/550 degrees Celsius
SS-EN-3302 - Aerospace series - Bolts in heat resisting steel FE-PM1708 (FV535) - Classification: 1 000
MPa/550 °C - Technical specification
SS-EN-3323 - Aerospace series - Bolts with double hexagon head, relieved shank, long thread - In heat
resisting steel FE-PM38 (FV535) Classification: 1 000 MPa/550 degrees Celsius
SS-EN-3324 - Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting steel
FE-PM1708 (FV535) - Classification: 1 000 MPa/550 degrees Celsius - Unplated
SS-EN-3325 - Aerospace series - Bolts, T-head, relieved shank, long thread, in heat resisting steel,
FE-PM1708 (FV535) - Classification: 1 000 MPa/550 degrees Celsius - Unplated
SS-EN-3326 - Aerospace series - Bolts, D-head, close tolerance, medium thread length, in heat resisting
nickel base alloy Nl-PH2601 (INCO718) - Classification: 1 275 MPa/650 degrees Celsius, unplated
SS-EN-3327 - Aerospace series - Bolts, double hexagon head, close tolerance, medium thread length, in heat
resisting nickel base alloy Nl-P100HT (Inconel 718), uncoated - Classification: 1 275 MPa/650 degrees
Celsius
SS-EN-3328 - Aerospace series - Bolts, double hexagon head, close tolerance, medium thread length, in heat
resisting steel FE-PM38 (FV535), uncoated - Classification: 1 000 MPa/550 degrees Celsius
SS-EN-3543 - Aerospace series - Screws, 100 degrees countersunk normal head, offset cruciform recess, close
tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated - Classification:
1100 MPa (at ambient temperature) /425 degrees C
SS-EN-3613 - Aerospace series - Bolts, normal hexagonal head, relieved shank, long thread, in heat
resisting nickel base alloy NIPH2601 (Inconel 718), silver plated - Classification: 1 275 MPa/650 degrees
Celsius
SS-EN-3614 - Aerospace series - Bolts, normal hexagonal head, relieved shank, long thread, in heat
resisting steel FE-PA2601 (A286), silver plated - Classification: 900 MPa / 650 degrees Celsius
SS-EN-3636 - Aerospace series - Screws, reduced pan head, offset cruciform recess, relieved shank, long
thread, in heat resisting steel FE-PA92HT (A286), silver plated - Classification: 900 MPa/650 degrees
Celsius
SS-EN-3685 - Aerospace series - Bolts in heat resisting steel FE-PA2601 (A286) - Classification: 1 100
MPa/650 °C - Technical specification
SS-EN-3686 - Aerospace series - Bolts, double hexagon head, relieved shank, long thread, in heat resisting
steel FE-PA92HT (A286), silver plated - Classification: 1 100 MPa/650 degrees Celsius
SS-EN-3687 - Aerospace series - Bolts, normal hexagon head, relieved shank, long thread, in heat resisting
steel FE-PA92HT (A286), silver plated - Classification: 1 100 MPa/650 degrees Celsius
SS-EN-3706 - Aerospace series - Headless threaded plugs, cross recess, in aluminium alloy 5086
SS-EN-3820 - Aerospace series - Metric bolts, normal hexagon head, coarse tolerance normal shank, short
thread, in titanium alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient
temperature)/315 °C
SS-EN-3832 - Aerospace series - Bolts, double hexagon head, relieved shank, long thread, in heat resisting
nickel base alloy Nl-PH2601 (Inconel 718) - Classification: 1 550 MPa (at ambient temperature) / 650 degrees
C
SS-EN-3833 - Aerospace series - Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel
718), passivated - Classification: 1 550 MPa (at ambient temperature) / 650 °C - Technical specification
SS-EN-3905 - Aerospace series - Six lobe recesses for bolts - Technical specification
SS-EN-3907 - Aerospace series - Bolts, double hexagon head, normal shank, long thread, in titanium alloy
TI-P64001, MoS2 coated - Classification: 1 100 MPa (at ambient temperature) /350 degrees C
SS-EN-3912 - Aerospace series - Bolts, pan head, six lobe recess, relieved shank, long thread, in heat
resisting steel FE-PA2601 (FE-PA92HT, A286), silver plated - Classification: 1 100 MPa (at ambient
temperature) / 650 degrees Celsius
SS-EN-4009 - Aerospace series - Bolts, double hexagon head, close tolerance shank, medium length thread, in
heat resisting nickel base alloy NI-PH2601 (Inconel 718) - Classification: 1 550 MPa (at ambient
temperature)/650 degrees C
SS-EN-4071 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in titanium alloy, aluminium IVD coated - Classification: 1100 MPa (at ambient temperature) / 425 degrees
Celsius
SS-EN-4072 - Aerospace series - Screws, 100° countersunk normal head, offset cruciform recess, close
tolerance shank, short thread in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at
ambient temperature) / 425 °C
SS-EN-4073 - Aerospace series - Screws, pan head, hexalobular recess, coarse tolerance shank, medium length
thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature) / 235 °C
SS-EN-4074 - Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium
length thread, in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature)
/ 425 degrees Celsius
SS-EN-4075 - Aerospace series - Screws, pan head, offset cruciform recess, threaded to head, in corrosion
resisting steel, passivated - Classification: 490 MPa (at ambient temperature) / 425 degrees Celsius
SS-EN-4127 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, short thread,
in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425 degrees
Celsius
SS-EN-4128 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance shank, short thread, in heat
resisting nickel base alloy, aluminium IVD coated - Classification: 1 250 MPa (at ambient temperature) / 425
°C
SS-EN-4129 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature) / 235 degrees
Celsius
SS-EN-4130 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425
degrees Celsius
SS-EN-4131 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, medium length
thread, in heat resisting nickel base alloy, aluminium IVD coated - Classification: 1 250 MPa (at ambient
temperature) / 425 degrees Celsius
SS-EN-4132 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, long thread,
in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature) / 235 degrees Celsius
SS-EN-4133 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, long thread,
in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425 degrees
Celsius
SS-EN-4134 - Aerospace series - Bolts, normal hexagonal head, coarse tolerance normal shank, long thread,
in heat resisting nickel base alloy, aluminium IVD coated - Classification: 1 250 MPa (at ambient
temperature) / 425 degrees Celsius
SS-EN-4135 - Aerospace series - Bolts, normal bi-hexagonal head, coarse tolerance normal shank, medium
length thread, in titanium alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient
temperature) / 315 degrees Celsius
SS-EN-4137 - Aerospace series - Bolts, normal bi-hexagonal head, stepped shank, long thread, in titanium
alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 degrees Celsius
SS-EN-4138 - Aerospace series - Screws, pan head, offset cruciform recess, coarse tolerance normal shank,
medium length thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature) /
235 °C
SS-EN-4161 - Aerospace series - Screws, pan head, offset cruciform recess, coarse tolerance normal shank,
long thread, in alloy steel, cadmium plated - Classification: 1 100 PMa (at ambient temperature)/235 °C
SS-EN-4162 - Aerospace series - Screws 100° countersunk normal head, offset cruciform recess, coarse
tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at
ambient temperature) / 235 °C
SS-EN-4163 - Aerospace series - Screws 100° countersunk normal head, offset cruciform recess, coarse
tolerance normal shank, long thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient
temperature) / 235 °C
SS-EN-4176 - Aerospace series - Lockbolts, 100 countersunk normal head or protruding head, tension- /
sheartype, close tolerance, in titantium alloy TI-P64001, anodized or with aluminium pigmented coating -
Collars in titanium TI-P99002 or aluminium alloy 2024 - Metric series - Technical specification
SS-EN-4311 - Aerospace series - Studs, coarse tolerance reduced shank, medium length threads, in heat and
corrosion resisting steel, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 oC
SS-EN-4312 - Aerospace series - Studs, coarse tolerance reduced shank, medium length thread, in heat and
corrosion resisting steel, with aluminium pigmented coating - Classification: 1 100 MPa (at ambient
temperature) / 315 oC
SS-EN-4321 - Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long
thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated - Classification: 1 550
MPa (at ambient temperature)/650 degrees C
SS-EN-4322 - Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long
thread, in titanium alloy TI-P64001, anodized, MoS2 coated - Strength class: 1 100 MPa (at ambient
temperature)
SS-EN-4323 - Aerospace series - Screws, 100° countersunk head, six lobe recess, threaded to head, in
titanium alloy TI-P64001 anodized, MoS2 coated - Classification: 900 MPa (at ambient temperature)/350°C
SS-EN-4352 - Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long
thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated - Classification: 1 550 MPa
(at ambient temperature) / 425 degrees C
SS-EN-4402 - Aerospace series - Lockbolts, 100o countersunk normal head, sheartype, close tolerance, in
titanium alloy TI-P64001, with aluminium pigmented coating, metric series - Classification: 1 100 MPa (at
ambient temperature) / 315 oC
SS-EN-4421 - Aerospace series - Studs, in titanium alloy TI-P64001, MoS2 coated, with serrated locking ring
in corrosion resisting steel - Strength class: 1 100 MPa (at ambient temperature)
SS-EN-4495 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in titanium alloy, anodized, with aluminium pigmented coating, metric series - Classification: 1 100 MPa (at
ambient temperature) / 315 oC
SS-EN-4496 - Aerospace series - Screws, 100 degrees countersunk normal head, offset cruciform recess, close
tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating -
Classification: 1 100 MPa (at ambient temperature) / 315 degrees C
SS-EN-4497 - Aerospace series - Screws, pan head, offset cruciform recess, close tolerance normal shank,
short thread, in titanium alloy, anodized, with aluminium pigmented coating - Classification: 1 100 MPa (at
ambient temperature) / 315 degrees C
SS-EN-4498 - Aerospace series - Bolts, large bihexagonal head, close tolerance normal shank, medium length
thread, in heat resisting nickel base alloy, passivated, with aluminium pigmented coating - Classification:
1 550 MPa (at ambient temperature) / 315 degrees C
SS-EN-4499 - Aerospace series - Screws, 100 degrees countersunk reduced head, offset cruciform recess,
close tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating -
Classification: 1 100 MPa (at ambient temperature) / 315 degrees Celsius
SS-EN-4501 - Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread,
in titanium alloy, anodized, with aluminium pigmented coating, metric series - Classification: 1 100 MPa (at
ambient temperature) / 315 oC
SS-EN-4509 - Aerospace series - Screws, 100 countersunk normal head, offset cruciform recess, threaded to
head, in titanium alloy, anodized, with aluminium pigmented coating, metric series - Classification: 1 100
MPa (at ambient temperature) / 315 oC
SS-EN-4609 - Aerospace series - Spiral drive recesses for threaded fasteners - Geometrical definition and
technical requirements
SS-EN-4634 - Aerospace series - Screws, 100 degrees countersunk head, six lobe recess, short thread, in
heat resisting steel FE-PA2601 (A286), passivated - Classification: 900 MPa (at ambient temperature) / 650
degrees Celsius
SS-EN-4635 - Aerospace series - Screws, 100 degrees countersunk head, six lobes recess, short thread, in
heat resisting nickel base alloy NIPH2601 (Inconel 718) - Classification: 1 270 MPa (at ambient temperature)
/ 650 degrees Celsius
SS-EN-4852 - Aerospace series - External spiral drive heads for threaded fasteners - Geometrical definition
and fastener head wrenching configuration
SS-EN-4859 - Aerospace series - Sensor based clamp load determination / high tensile bolts - Technical
specification
SS-EN-6105 - Aerospace series - Stud with shoulder
SS-EN-6129 - Aerospace series - Blind bolt, protruding head, high strength, pulltype
SS-EN-7010 - Aerospace series - Configuration - Definition and designation for product standards for
externally threaded fasteners
SS-ISO-9154 - Aerospace - Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class
1550 MPa - Procurement specification
SS-ISO-9219 - Aerospace - Bolts, thin hexagonal head, for pulleys, close tolerance shank, short thread, in
alloy steel and cadmium plated or in titanium alloy steel and MoS2 lubricated or in corrosion-resistant
steel and passivated - Dimensions and masses