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 6650-01-214-6285
NSN 6105-01-064-0269
NSN 6105-01-099-2837
NSN 6130-01-004-0723
NSN 4140-01-160-7699
NSN 6150-01-158-8232
NSN 6220-00-472-1706
NSN 5975-01-335-1964
NSN 4140-00-869-1435
NSN 5895-01-504-9832
NSN 6610-01-442-1785
NSN 6110-00-338-9015