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 5960-01-589-6846
NSN 5945-00-786-5543
NSN 5915-01-653-4819
NSN 5985-00-024-9672
NSN 5855-00-610-4052
NSN 6105-00-518-1854
NSN 4140-01-010-7020
NSN 6130-01-430-2452
NSN 6150-00-548-0918
NSN 5835-00-113-6090
NSN 5965-01-440-1213
NSN 6145-00-182-2865