| BS 57 |
Specification. B.A. screws bolts and nuts. |
| BS 325 |
Specification for black cup and countersunk bolts and nuts. |
| BS 450 |
Specification for machine screws and machine screw nuts (B.S.W. & B.S.F. threads). |
| BS 768 |
Specification for slotted grub screws. |
| BS 916 |
Specification for black bolts, screws and nuts, hexagon and square, with B.S.W. or B.S.F. threads. |
| BS 1083 |
Specification for precision hexagon bolts, screws and nuts (B.S.W. & B.S.F. threads). |
| BS 1768 |
Specification for Unified precision hexagon bolts, screws, & nuts (UNC & UNF threads). Normal series. |
| BS 1769 |
Specification for Unified black hexagon bolts, screws, nuts (UNC & UNF threads). Heavy series. |
| BS 1804-1 |
Specification for parallel steel dowel pins. Inch series. |
| BS 1804-2 |
Specification for parallel steel dowel pins. Metric series. |
| BS 1804-3 |
Specification for parallel and taper dowel pins having screw threads for extraction purpose – metric series. |
| BS 1981 |
Specification for unified machine screws and machine screw nuts. |
| BS 2061 |
Specification for phosphor bronze spring washers for general engineering purposes. |
| BS 2470 |
Specification for hexagon socket screws and wrench keys. Inch series. |
| BS 2693 |
Specification for screwed studs for general purpose. |
| BS 2827 |
Specification for machine screw nuts, pressed type (B.A. and Whitworth form threads). |
| BS 3410 |
Specification for metal washers for general engineering purposes. |
| BS 3673 |
Specification for spring retaining rings, carbon steel circlips – metric series. |
| BS 3692 |
Specification for precision hexagon bolts, screws and nuts. |
| BS 4168-1 |
Specification for hexagon socket head cap screws and wrench keys – metric series. |
| BS 4168-2 |
Specification for hexagon socket set screws with flat point and wrench keys – metric series. |
| BS 4168-3 |
Specification for hexagon socket set screws with cone point and wrench keys – metric series. |
| BS 4168-4 |
Specification for hexagon socket set screws with dog point and wrench keys – metric series. |
| BS 4168-5 |
Specification for hexagon socket set screws with cup point and wrench keys – metric series. |
| BS 4168-6 |
Specification for hexagon socket button head screws and wrench keys – metric series. |
| BS 4168-7 |
Specification for hexagon socket shoulder screws and wrench keys – metric series. |
| BS 4168-8 |
Specification for hexagon socket countersunk head screws and wrench keys – metric series. |
| BS 4168-9 |
Specification for hexagon socket screws and wrench keys – metric series. |
| BS 4174 |
Specification for self-tapping screws and metallic drive screws. |
| BS 4183 |
Specification for machine screws and machine screw nuts. Metric series. |
| BS 4190 |
Specification for black hexagon bolts, screws and nuts. |
| BS 4235 |
Specification for metric keys and keyways. Woodruff keys and keyways. |
| BS 4320 |
Specification for metal washers for general engineering purposes – metric series. |
| BS 4439 |
Specification for screwed studs for general purposes – metric series. |
| BS 4464 |
Specification for spring washers for general engineering and automobile purposes – metric series. |
| BS 4882 |
Specification for bolting for flanges and pressure containing purposes. |
| BS 4933 |
Specification for metric black cup and countersunk head bolts and screws with hexagon nuts. |
| BS 6487 |
Specification for split pin holes and wire holes in bolts, screws and studs. |
| BS 7419 |
Specification for square head holding down bolts. |