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 6145-00-596-8447
NSN 5920-00-396-1152
NSN 6220-00-236-8333
NSN 5915-00-053-2003
NSN 6145-01-067-8619
NSN 5945-00-202-9741
NSN 6135-01-142-2417
NSN 6685-00-698-0302
NSN 5895-01-189-1855
NSN 5935-01-323-7238
NSN 6135-01-108-6057
NSN 6135-00-927-5848