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 6685-01-361-9258
NSN 5945-00-461-9192
NSN 6135-01-205-5965
NSN 6145-01-095-4138
NSN 6320-01-466-4175
NSN 6645-01-142-2416
NSN 5998-01-200-7715
NSN 6240-01-383-1576
NSN 5990-01-389-1196
NSN 5920-00-610-3209
NSN 6240-00-703-6614
NSN 6150-01-281-0618