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 6110-01-457-8039
NSN 5930-01-164-4633
NSN 2925-00-465-6354
NSN 5950-01-299-2000
NSN 6220-00-407-3242
NSN 6610-00-382-0266
NSN 5999-00-763-0207
NSN 6130-00-009-1095
NSN 5985-00-714-2285
NSN 7035-01-597-1449
NSN 2925-00-347-7893
NSN 5990-01-037-9801