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 6145-00-761-2878
NSN 6610-00-049-6497
NSN 5935-01-082-0168
NSN 7035-01-614-9665
NSN 6105-01-607-4306
NSN 5930-01-289-7642
NSN 5905-00-912-4296
NSN 6135-01-515-4260
NSN 5920-01-211-5557
NSN 5975-01-528-5139
NSN 6685-00-465-2019
NSN 5990-01-480-6711