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 5999-01-085-5540
NSN 6110-00-221-1868
NSN 5950-01-318-0799
NSN 6220-01-003-3765
NSN 6320-01-652-3806
NSN 5999-00-817-4122
NSN 5910-00-759-5559
NSN 5895-01-547-2544
NSN 5925-01-415-6551
NSN 6620-01-054-9346
NSN 5960-00-068-6449
NSN 6105-00-191-5055