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 5965-01-425-1741
NSN 5998-01-497-1795
NSN 5999-01-321-7085
NSN 5945-01-460-7214
NSN 5930-01-450-6843
NSN 5930-00-849-1993
NSN 5965-01-101-9094
NSN 6620-00-270-3275
NSN 5930-01-074-5366
NSN 6110-01-263-2271
NSN 6320-01-141-3791
NSN 5895-01-323-1980