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 6110-01-424-5536
NSN 5985-01-444-4054
NSN 6220-01-483-1448
NSN 5990-01-434-7913
NSN 5945-00-421-3169
NSN 5920-01-153-7487
NSN 6645-01-526-5989
NSN 5965-00-126-8401
NSN 6650-00-250-5183
NSN 6645-01-025-1002
NSN 5930-01-076-0412
NSN 6685-00-596-8765