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 5960-00-226-2386
NSN 5925-00-792-3904
NSN 5925-01-546-6447
NSN 6320-00-521-9350
NSN 6220-01-653-2200
NSN 5945-00-604-9618
NSN 6110-00-452-9148
NSN 6610-00-509-0887
NSN 5975-01-136-2750
NSN 5985-01-252-2467
NSN 4140-00-751-1694
NSN 6320-01-519-8767