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 5998-00-160-4483
NSN 5985-01-647-7882
NSN 6620-01-330-7357
NSN 5925-01-422-0431
NSN 5965-00-518-0958
NSN 5985-01-478-0636
NSN 6135-01-529-1344
NSN 6145-01-315-5874
NSN 5920-01-338-0707
NSN 6650-00-464-4617
NSN 5910-00-372-4555
NSN 5930-00-504-9359