A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5975-00-136-1254
NSN 5945-01-424-2948
NSN 5835-00-707-6266
NSN 5835-00-018-4571
NSN 5835-00-313-7197
NSN 5996-01-328-1459
NSN 6110-01-107-5527
NSN 6130-00-875-9709
NSN 5855-00-631-4565
NSN 6645-00-697-5694
NSN 5998-01-249-8053
NSN 5975-01-606-9379