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 6620-01-438-8479
NSN 5996-01-460-8631
NSN 5985-01-076-7044
NSN 6130-01-351-5436
NSN 5935-00-316-9410
NSN 5975-00-155-7065
NSN 6130-01-628-4603
NSN 6650-01-221-1983
NSN 5945-01-333-1234
NSN 6145-01-057-2926
NSN 5905-00-244-5274
NSN 6685-01-131-4694