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 5925-01-386-3178
NSN 5935-00-554-0244
NSN 6145-00-738-5601
NSN 6110-01-396-0864
NSN 6110-00-959-7002
NSN 5965-01-522-7706
NSN 5895-01-412-3844
NSN 5985-01-649-6279
NSN 5930-01-245-9320
NSN 6610-01-426-5090
NSN 5975-01-191-9195
NSN 6610-01-050-3075