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 5915-01-056-6083
NSN 5905-01-443-3551
NSN 5990-00-440-0335
NSN 5905-01-298-7870
NSN 6145-01-557-4906
NSN 5855-00-405-4532
NSN 5925-01-280-2556
NSN 6610-00-358-1905
NSN 6610-00-270-9974
NSN 5965-00-309-4814
NSN 6645-00-881-1075
NSN 6645-00-057-3499