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 6650-01-477-9545
NSN 5915-01-603-4913
NSN 2925-00-233-5644
NSN 6220-01-023-8818
NSN 7035-01-213-5590
NSN 6135-01-386-5709
NSN 6150-01-137-2298
NSN 6610-00-410-0940
NSN 5960-01-264-9295
NSN 5990-00-186-2445
NSN 6650-01-265-0650
NSN 5999-01-106-0624