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 6150-00-943-8767
NSN 6610-01-147-3099
NSN 7035-00-488-9765
NSN 6110-01-399-1176
NSN 5835-01-275-9401
NSN 6320-01-554-0901
NSN 5985-00-338-6424
NSN 6645-01-150-2039
NSN 5998-01-523-2649
NSN 6610-00-891-6370
NSN 5975-00-866-9550
NSN 6145-01-281-7222