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 5895-00-230-7117
NSN 5945-01-167-3459
NSN 6685-00-419-0643
NSN 6320-00-270-8222
NSN 6220-00-419-3633
NSN 2925-00-203-8735
NSN 5855-01-577-0892
NSN 6135-01-268-2152
NSN 5965-00-866-3371
NSN 5998-01-265-0149
NSN 5895-01-092-6373
NSN 7035-01-058-1935