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 6685-01-356-2989
NSN 6610-00-194-0676
NSN 6130-01-447-5163
NSN 6645-01-661-0428
NSN 6110-00-221-1868
NSN 5915-01-113-9045
NSN 6650-01-509-8018
NSN 5915-00-984-7488
NSN 5975-01-210-9827
NSN 5895-01-084-3692
NSN 5996-01-200-7282
NSN 5965-00-452-0967