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 6145-01-470-3933
NSN 5996-01-461-3464
NSN 5960-01-347-0751
NSN 6150-00-212-3975
NSN 5950-01-510-3802
NSN 6145-00-768-1956
NSN 6320-00-306-0124
NSN 5965-01-408-6766
NSN 5935-01-218-5653
NSN 6145-01-534-4994
NSN 5930-01-422-1702
NSN 5925-01-613-2453