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 5965-01-471-6946
NSN 5996-01-547-2809
NSN 5925-01-425-8689
NSN 5925-01-655-5992
NSN 4140-00-660-8699
NSN 6645-01-315-2010
NSN 5920-00-132-6440
NSN 6240-01-412-6426
NSN 6620-01-627-0478
NSN 5990-00-081-1266
NSN 5835-00-484-1529
NSN 5999-01-216-9899