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 6105-00-132-5162
NSN 6135-01-532-7655
NSN 6650-00-544-5497
NSN 6685-01-028-8031
NSN 5925-00-244-4410
NSN 6145-01-209-0842
NSN 6645-00-052-7288
NSN 6320-01-532-7491
NSN 5855-01-273-6132
NSN 5990-01-121-1175
NSN 5985-01-184-6927
NSN 5975-00-050-6801