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 7035-00-225-6499
NSN 5905-00-852-5584
NSN 6105-00-202-2469
NSN 6130-01-359-7472
NSN 5855-01-437-6161
NSN 5945-01-209-4547
NSN 6110-01-107-1021
NSN 6145-01-312-7684
NSN 6620-01-297-5576
NSN 6130-00-028-6922
NSN 5835-01-248-6688
NSN 6650-01-127-9518