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 6130-01-083-1521
NSN 6145-01-366-5508
NSN 5930-01-512-3279
NSN 2925-00-617-0826
NSN 5950-01-464-5303
NSN 5960-01-481-1572
NSN 5985-01-107-6798
NSN 5998-01-322-4850
NSN 5975-01-029-3974
NSN 5975-01-423-8507
NSN 5835-00-707-6266
NSN 5915-00-321-8465