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 2925-01-309-5007
NSN 5960-01-072-7118
NSN 5920-00-583-6591
NSN 5915-01-386-3614
NSN 6145-01-492-6672
NSN 6145-01-534-6168
NSN 5905-01-366-1881
NSN 6220-00-928-9356
NSN 5945-01-540-5489
NSN 5965-01-538-0698
NSN 5910-01-164-5143
NSN 6220-01-435-6297