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 6620-01-607-5738
NSN 6145-01-180-6512
NSN 5920-01-349-5554
NSN 6610-01-275-0119
NSN 6610-01-381-3181
NSN 6130-01-511-3863
NSN 6150-01-642-6401
NSN 6610-01-415-0061
NSN 5905-00-807-4057
NSN 5996-01-136-9353
NSN 6645-00-857-0410
NSN 5930-00-333-7481