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 5915-01-043-4869
NSN 6650-00-269-5000
NSN 6240-00-177-0385
NSN 6105-01-570-0351
NSN 6645-00-406-2564
NSN 6610-00-280-0546
NSN 6145-00-246-2424
NSN 5960-00-401-0794
NSN 4140-01-164-8298
NSN 6110-01-516-4093
NSN 4140-00-684-7314
NSN 6110-01-658-6571