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 2925-01-658-9457
NSN 5985-01-490-3913
NSN 5915-01-462-2124
NSN 6645-01-396-6976
NSN 5895-00-883-1625
NSN 5965-01-347-1670
NSN 5925-01-542-4620
NSN 5960-00-752-0495
NSN 5945-00-669-8168
NSN 5965-01-095-9767
NSN 4140-00-699-0904
NSN 5998-01-003-9644