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 5895-01-057-9033
NSN 5905-01-215-4240
NSN 6105-00-320-9679
NSN 5895-00-228-7993
NSN 5925-00-168-3786
NSN 6145-00-149-9225
NSN 5835-00-217-2147
NSN 6650-00-734-3985
NSN 5920-01-620-8010
NSN 5965-01-442-7364
NSN 6685-01-010-3176
NSN 5920-00-452-3889