No other part numbers with same form, fit, and function found.
A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
NSN 6650-00-518-5194
NSN 5945-01-443-4022
NSN 5945-01-434-3744
NSN 5910-01-391-1268
NSN 6220-00-231-9429
NSN 5999-01-431-7323
NSN 5905-01-231-8791
NSN 5960-01-360-4107
NSN 4140-00-542-4611
NSN 6685-00-601-5982
NSN 6620-01-195-3355
NSN 6135-01-434-4954