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 6240-00-563-5846
NSN 5930-00-292-1089
NSN 5996-01-520-9570
NSN 6150-01-292-2749
NSN 5985-01-500-6338
NSN 6320-01-582-6668
NSN 6110-00-919-4637
NSN 5935-01-020-6492
NSN 5985-00-812-4676
NSN 5905-01-519-1390
NSN 5965-00-532-3284
NSN 6105-01-322-7137