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 5855-01-324-9269
NSN 5975-01-464-9164
NSN 6110-01-461-7452
NSN 5996-00-954-7166
NSN 5985-01-309-8682
NSN 5999-01-594-3428
NSN 6220-00-577-3435
NSN 6220-01-507-2499
NSN 6130-00-244-1406
NSN 6620-00-945-7522
NSN 5935-01-467-2446
NSN 5835-01-121-2098