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 5835-01-319-4636
NSN 5895-01-602-2412
NSN 5950-00-588-2518
NSN 5950-01-507-0193
NSN 6110-01-534-6435
NSN 5985-00-782-5278
NSN 6130-01-424-5526
NSN 5945-01-109-7324
NSN 5905-00-140-0241
NSN 7035-00-230-4338
NSN 4140-00-878-1222
NSN 5985-00-289-9862