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 5835-01-290-9763
NSN 5920-00-858-1118
NSN 6110-01-183-5480
NSN 5905-00-081-6978
NSN 5930-01-431-5641
NSN 5935-01-106-2854
NSN 5975-01-435-4604
NSN 5905-01-448-8957
NSN 5960-00-736-8568
NSN 5998-00-719-7610
NSN 6240-01-177-9361
NSN 5905-01-251-2464