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 6105-01-066-0330
NSN 6645-00-066-6868
NSN 6145-00-134-3729
NSN 5960-00-456-9035
NSN 6645-01-454-7038
NSN 5965-01-615-8496
NSN 5965-01-514-6933
NSN 5999-00-822-9497
NSN 5925-01-301-6698
NSN 5996-01-537-0084
NSN 5835-01-568-7796
NSN 6620-00-303-3271