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 5985-01-016-0295
NSN 2925-00-343-3235
NSN 5990-01-449-7090
NSN 5985-01-519-8452
NSN 6240-01-091-5185
NSN 5999-00-856-7712
NSN 6110-00-660-8998
NSN 5998-00-877-3946
NSN 6685-01-535-1955
NSN 5950-01-581-9915
NSN 5930-01-400-6126
NSN 6145-01-361-8985