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 5945-01-088-9048
NSN 5895-00-779-2736
NSN 7035-00-275-5604
NSN 6105-01-050-7795
NSN 5835-01-397-8801
NSN 5999-01-471-4885
NSN 5996-01-272-7879
NSN 5996-01-314-0376
NSN 5965-00-462-6887
NSN 6620-00-546-6071
NSN 5996-01-195-2847
NSN 6645-01-490-5948