BS 2A 296:1995
Current
The latest, up-to-date edition.
Bolts and screws, metric. Tolerances of form and position
Hardcopy , PDF
English
15-06-1995
Specifies the tolerances of form and position applicable to all types of metric bolts and screws in the nominal thread diameter range 3 mm to 24 mm used in aerospace construction. Also gives detailed tables.
Committee |
ACE/12
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DevelopmentNote |
Also numbered as ISO 7913 Supersedes 93/705314 DC and BS A296(1986) (07/2005) Reviewed and confirmed by BSI, October 2010. (09/2010)
|
DocumentType |
Standard
|
Pages |
14
|
PublisherName |
British Standards Institution
|
Status |
Current
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Supersedes |
This International Standard specifies the tolerances of form and position applicable to all types of metric bolts and screws in the nominal thread diameter range 3 mm to 24 mm used in aerospace construction.
It is intended for the drawing up of aerospace product standards.
BS A 312:1997 | 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 313:1997 | 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 EN 2650:1997 | Screws, pan head, slotted, threaded to head, in corrosion resisting steel, passivated. Classification: 600 MPa (at ambient temperature) /425°C |
BS EN 3037:1997 | Screws, pan head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature)/315°C |
BS EN 2652:1997 | Screws, 100° countersunk normal head, slotted, threaded to head, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient temperature)/235°C |
BS A 311:1997 | Aerospace. Screws, 100° 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 EN 2886:1996 | Screws, 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 2651:1997 | Screws, pan head, slotted, threaded to head, in brass, tin plated. Classification: 380 MPa (at ambient temperature)/80°C |
BS EN 2870:1996 | Bolts, normal bihexagonal head, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature) /315°C |
BS EN 3381:1997 | Screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium, anodized, MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature) /315°C |
BS EN 3304:1997 | Screws, 100° countersunk reduced head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature)/315°C |
BS EN 3759:1997 | Screws, pan head, offset cruciform recess, threaded to head, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature)/425°C |
BS EN 3740:1997 | Bolts, shouldered, thin hexagonal head, close tolerance shank, short thread, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature)/315°C |
BS EN 2885:1996 | Screws, pan head, offset cruciform recess, coarse tolerance normal shank, short thread, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient temperature)/235°C |
BS EN 2897:1996 | Screws, pan head, offset cruciform recess, close tolerance normal shank, short thread, in alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature) /235°C |
BS EN 3308:1996 | Screws, normal hexagonal head, threaded to head, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification. 1100 MPa (at ambient temperature) /315°C |
BS EN 2884:1996 | Screws, pan head, offset cruciform recess, coarse tolerance normal shank, short thread, in titanium alloy, anodized MoS<sub>2</sub> lubricated. Classification: 1100 MPa (at ambient temperature)/315°C |
BS EN 2654:1997 | Screws, 100° countersunk normal head, slotted, threaded to head, in brass, tin plated. Classification: 380 MPa (at ambient temperature)/80°C |
BS EN 3038:1997 | Screws, pan head, offset cruciform recess, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature)/425°C |
BS EN 3035:1997 | Screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature)/235°C |
BS EN 3306:1996 | Screws, 100° countersunk normal head, offset cruciform recess, threaded to head, in titanium alloy, anodized, MoS<sub>2</sub> lubricated. Classification. 1100 MPa (at ambient temperature)/315°C |
BS EN 3760:1997 | Screws, 100° countersunk normal head, offset cruciform recess, threaded to head, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature)/425°C |
BS EN 2653:1997 | Screws, 100° countersunk normal head, slotted, threaded to head, in corrosion resisting steel, passivated. Classification: 600 MPa (at ambient temperature) /425°C |
BS EN 3305:1997 | Screws, 100° countersunk reduced head, offset cruciform recess, close tolerance normal shank, short thread, in alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature)/235°C |
BS EN 3543:1997 | Screws, 100° 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°C |
BS EN 2874:1996 | Bolts, large bihexagonal head, close tolerance normal shank, medium length thread, in heat resisting nickel base alloy, passivated. Classification: 1550 MPa (at ambient temperature) /315°C |
ISO 2692:2014 | Geometrical product specifications (GPS) Geometrical tolerancing Maximum material requirement (MMR), least material requirement (LMR) and reciprocity requirement (RPR) |
ISO 1101:2017 | Geometrical product specifications (GPS) — Geometrical tolerancing — Tolerances of form, orientation, location and run-out |
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