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.
Classification: Nuts of iron or steel
NSN 6150-01-575-2308
NSN 5910-01-431-8169
NSN 5855-01-456-2340
NSN 5985-01-515-1286
NSN 5975-01-312-0085
NSN 5990-01-362-4011
NSN 5930-00-855-1649
NSN 5945-01-400-5928
NSN 7035-00-679-9027
NSN 5998-00-949-2038
NSN 5999-00-833-9904
NSN 6620-00-613-3023