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 6145-00-501-5066
NSN 5965-01-579-1871
NSN 6240-00-683-0725
NSN 5905-01-431-9807
NSN 5998-01-389-9889
NSN 5920-01-160-6050
NSN 5985-01-006-5791
NSN 5915-01-003-7945
NSN 5945-01-422-4565
NSN 6150-00-473-3761
NSN 6110-01-651-4124
NSN 5935-00-801-4334