A cylindrical-shaped nut, internally and externally threaded, with a flanged cone or ball seat and a square wrenching head. The internal threads are used to secure the inner wheel and the external threads receive the outer wheel securing nut.
Classification: Nuts of iron or steel
NSN 4140-00-038-7577
NSN 6135-00-461-3590
NSN 5960-01-597-9591
NSN 5835-01-017-3860
NSN 6130-01-022-2827
NSN 6220-01-462-1479
NSN 6145-00-953-8859
NSN 5996-01-306-1480
NSN 6220-01-577-3999
NSN 6650-00-406-2645
NSN 5925-01-218-5420
NSN 5985-01-357-6801