British Standards Document
BS 4929-2
Specification for steel hexagon prevailing-torque type nuts. Unified (inch) series
https://doi.org/10.3403/00006436U
BS 4929-2 is maintained by FME/9. The current release of this standard is:
BS 4929-2:1973 Specification for steel hexagon prevailing-torque type nuts. Unified (inch) series
https://doi.org/10.3403/00006436 (published 15/06/1973)
This standard is available from the following sources:
Other historical versions of this standard document also exist: