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 5835-01-067-7770
NSN 6105-01-613-2753
NSN 6645-00-595-5431
NSN 7035-01-487-6481
NSN 6610-01-417-3011
NSN 5920-01-246-5011
NSN 5835-00-289-9080
NSN 6110-01-541-5292
NSN 5999-01-386-5834
NSN 5855-01-093-3080
NSN 6105-00-753-7458
NSN 5855-00-879-7245