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 5985-01-272-8974
NSN 5985-01-447-8009
NSN 2925-01-516-0124
NSN 5925-01-345-0156
NSN 2925-01-519-6726
NSN 6685-01-094-5644
NSN 5998-00-080-3653
NSN 5905-01-455-8737
NSN 5999-00-492-2922
NSN 5915-01-243-0624
NSN 6650-01-246-4262
NSN 6240-00-264-9652