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 2925-00-103-6822
NSN 5835-01-077-4160
NSN 6150-01-524-6216
NSN 5965-01-182-5768
NSN 5985-00-196-5695
NSN 5920-00-116-9368
NSN 5925-01-522-3360
NSN 6145-00-656-5329
NSN 5925-00-102-1351
NSN 6110-01-615-2925
NSN 5935-01-599-0716
NSN 6650-01-249-3201