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 6105-01-476-5374
NSN 5999-01-198-0632
NSN 5985-00-779-3339
NSN 6610-01-519-3080
NSN 6130-01-373-7350
NSN 6145-01-022-8220
NSN 6220-00-266-8222
NSN 6320-01-125-3361
NSN 5975-01-081-1074
NSN 5925-01-423-0079
NSN 6130-00-050-4603
NSN 5910-00-650-2615