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 5945-01-169-9947
NSN 6145-00-199-2933
NSN 6135-00-203-9645
NSN 5975-00-458-0098
NSN 5945-01-344-7522
NSN 6685-01-019-4493
NSN 5835-01-632-6627
NSN 5960-01-526-3843
NSN 6320-01-551-3553
NSN 5975-01-282-6370
NSN 5950-01-100-1193
NSN 5925-01-055-2033