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 5910-00-286-8568
NSN 6150-01-300-6831
NSN 5945-00-780-6459
NSN 5965-01-438-6928
NSN 2925-01-194-9737
NSN 6610-01-027-8736
NSN 6320-00-937-5625
NSN 5998-01-276-1319
NSN 5835-01-441-4746
NSN 6650-01-476-3329
NSN 5895-01-157-3077
NSN 4140-00-239-7409