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 6645-00-081-4298
NSN 5985-01-545-4781
NSN 6240-01-298-9911
NSN 6150-01-205-3865
NSN 6620-01-517-0014
NSN 5985-00-364-7835
NSN 6320-01-322-4950
NSN 5960-01-020-0719
NSN 5996-01-123-9038
NSN 6645-01-227-2036
NSN 6220-01-571-7526
NSN 6320-01-458-9567