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 6150-01-259-7044
NSN 5920-00-844-7354
NSN 2925-01-054-3190
NSN 6610-01-036-4525
NSN 5965-00-578-8931
NSN 6105-01-406-4844
NSN 5965-00-809-4903
NSN 5915-01-060-0426
NSN 5925-01-460-7920
NSN 5835-01-629-2044
NSN 5905-01-461-8937
NSN 5965-01-247-2065