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 6685-01-431-7927
NSN 5905-01-127-7571
NSN 6150-01-169-7380
NSN 6685-01-648-4706
NSN 4140-01-187-6922
NSN 6220-01-088-3457
NSN 7035-01-290-1447
NSN 5965-01-241-9865
NSN 5999-01-462-2644
NSN 5855-01-147-4785
NSN 5945-01-365-6355
NSN 6150-01-122-3153