A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 6650-01-060-1734
NSN 5930-00-679-6037
NSN 7035-00-108-4421
NSN 6650-01-300-6116
NSN 6620-01-287-8073
NSN 4140-00-001-1536
NSN 5835-01-213-0833
NSN 5965-00-948-2809
NSN 6150-00-276-7483
NSN 5999-01-414-2639
NSN 5935-01-597-6410
NSN 6320-01-512-2031