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 5945-00-200-2311
NSN 7035-00-142-9076
NSN 5930-00-087-2692
NSN 5905-01-285-6610
NSN 5915-00-082-1286
NSN 6320-01-108-5933
NSN 6220-00-949-6672
NSN 7035-01-042-5308
NSN 6650-00-266-6808
NSN 6220-00-111-3188
NSN 5920-01-099-8998
NSN 6110-00-083-8901