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 4140-01-424-6438
NSN 6130-01-599-2231
NSN 6150-01-634-0575
NSN 4140-01-124-1630
NSN 5925-00-464-4122
NSN 5996-01-411-2202
NSN 5905-01-364-4470
NSN 6650-00-122-9452
NSN 5999-01-239-5898
NSN 7035-00-870-0290
NSN 6685-01-620-9306
NSN 5999-01-437-5732