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 5920-00-776-0633
NSN 6150-01-103-8028
NSN 5960-00-497-9862
NSN 5835-01-537-1228
NSN 6105-00-173-4073
NSN 7035-00-465-3298
NSN 6130-01-418-9800
NSN 5965-01-399-8454
NSN 6220-00-497-2213
NSN 5999-00-105-4026
NSN 5985-01-466-7127
NSN 5950-00-558-4780