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 5895-01-222-0639
NSN 6220-01-578-7497
NSN 6135-01-581-8163
NSN 5999-00-273-3995
NSN 5950-01-167-8616
NSN 5965-00-420-5653
NSN 6130-00-164-8604
NSN 5905-01-446-3732
NSN 5935-00-250-6144
NSN 5945-01-254-2633
NSN 6650-00-569-1762
NSN 6320-00-894-1644