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 6150-00-233-6356
NSN 2925-01-586-9280
NSN 6220-00-520-0333
NSN 5965-00-347-0231
NSN 2925-01-461-6372
NSN 5999-01-325-5751
NSN 6135-01-608-3470
NSN 5945-00-629-8974
NSN 6110-01-554-7406
NSN 6220-00-068-1000
NSN 5945-01-622-4451
NSN 6320-01-322-1310