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 5910-01-602-9296
NSN 5910-01-588-8499
NSN 5905-01-235-4084
NSN 5998-00-332-8340
NSN 6135-00-471-5356
NSN 6650-01-201-2956
NSN 6110-01-612-7361
NSN 5950-01-262-7173
NSN 5996-00-497-8425
NSN 5960-01-075-7732
NSN 5985-00-928-0899
NSN 5960-01-079-2400