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 6145-00-243-0583
NSN 6685-01-084-9637
NSN 4140-01-350-3277
NSN 6220-01-540-8827
NSN 6650-01-310-7403
NSN 5945-01-018-1935
NSN 2925-01-623-9285
NSN 5920-01-452-8728
NSN 6320-01-216-1678
NSN 6110-01-106-2193
NSN 5915-01-277-8571
NSN 6645-01-129-8211