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 7035-01-513-3025
NSN 5855-00-763-2155
NSN 5895-00-318-1502
NSN 5905-01-445-5185
NSN 5965-01-580-0938
NSN 6130-00-098-1786
NSN 6105-01-127-7376
NSN 5920-01-112-0296
NSN 6220-00-781-9763
NSN 6650-01-337-0657
NSN 5965-00-104-3121
NSN 6240-01-278-5342