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 5930-01-283-9427
NSN 5910-01-060-7688
NSN 5935-00-644-9978
NSN 5910-01-660-0701
NSN 5920-01-092-0545
NSN 6105-01-429-8777
NSN 5950-00-394-1546
NSN 6240-00-364-0850
NSN 6150-00-726-4705
NSN 6150-01-593-9153
NSN 6130-00-277-7321
NSN 5855-00-688-9954