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 5996-00-723-6743
NSN 5925-01-501-6465
NSN 6145-01-416-1857
NSN 6650-01-261-5239
NSN 6650-01-434-6434
NSN 5950-01-479-4038
NSN 6150-01-197-0403
NSN 4140-00-733-7936
NSN 5835-01-132-5894
NSN 5965-01-068-6696
NSN 7035-01-052-3815
NSN 6645-01-463-4314