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 5920-01-153-7487
NSN 6135-00-073-8939
NSN 5895-01-508-0991
NSN 6145-01-110-4219
NSN 5915-01-377-5033
NSN 5998-00-167-4981
NSN 5975-01-608-5186
NSN 5998-01-466-6652
NSN 5945-01-044-5291
NSN 5895-01-112-0532
NSN 5925-01-442-8589
NSN 5975-01-092-8655