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 5935-01-551-7302
NSN 5960-01-536-9763
NSN 6240-01-140-0732
NSN 6145-00-882-9218
NSN 5925-00-430-6343
NSN 5945-01-605-2722
NSN 5910-00-439-2262
NSN 5945-01-432-0276
NSN 5935-01-294-3735
NSN 5910-01-416-0313
NSN 2925-01-283-6740
NSN 5835-01-541-9991