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 5945-01-267-3868
NSN 5915-01-048-9277
NSN 5925-00-632-6098
NSN 6130-00-017-9339
NSN 6110-01-158-0295
NSN 5965-00-179-7886
NSN 5965-00-182-7928
NSN 6110-00-378-8458
NSN 5935-01-216-9075
NSN 6645-01-534-5545
NSN 2925-00-566-4522
NSN 5930-00-617-3464