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 5999-00-691-8547
NSN 6145-01-320-0000
NSN 5835-00-092-1136
NSN 6145-01-321-2334
NSN 5945-01-400-5928
NSN 5835-01-126-9358
NSN 6320-00-483-0451
NSN 6105-01-460-7002
NSN 6645-01-596-6077
NSN 6150-01-281-8489
NSN 6130-01-398-9131
NSN 5985-01-461-7717