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 5990-00-184-5750
NSN 2925-01-472-4423
NSN 6105-00-350-6923
NSN 6110-01-425-4718
NSN 6610-01-576-8955
NSN 6650-01-462-0830
NSN 5905-00-114-0711
NSN 6105-01-423-6072
NSN 2925-01-423-8141
NSN 5975-00-286-8506
NSN 6320-01-323-7565
NSN 4140-01-128-9614