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 5985-01-081-7487
NSN 5960-00-076-5546
NSN 5950-00-100-1345
NSN 6135-00-228-8140
NSN 5905-01-006-0090
NSN 6110-01-023-6765
NSN 5925-01-494-7444
NSN 5996-01-166-5399
NSN 6135-00-221-4720
NSN 6240-00-342-9756
NSN 6610-01-090-5908
NSN 6620-01-244-0260