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 6685-01-658-5476
NSN 5930-01-576-9816
NSN 6110-01-325-6751
NSN 6610-00-862-5501
NSN 2925-01-254-3068
NSN 5950-00-923-7339
NSN 5835-01-631-3940
NSN 5920-01-139-5137
NSN 5910-00-349-1167
NSN 5985-00-858-1290
NSN 5945-01-510-9223
NSN 5935-01-461-7680