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 6610-01-362-7208
NSN 5925-00-025-6005
NSN 6135-01-303-0295
NSN 5855-01-400-1590
NSN 6150-01-187-2787
NSN 6685-01-112-3224
NSN 5996-01-399-6677
NSN 5910-01-481-3658
NSN 5905-01-239-6341
NSN 6135-00-985-7846
NSN 6645-01-477-1140
NSN 5930-01-604-9646