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 6110-00-225-9021
NSN 5975-01-206-4614
NSN 5835-00-435-1428
NSN 5855-01-027-1571
NSN 5996-01-520-9570
NSN 5960-00-568-2437
NSN 6130-00-140-8931
NSN 5910-01-469-5514
NSN 5965-00-471-5018
NSN 6145-01-026-9085
NSN 5835-01-432-4507
NSN 6145-01-492-6672