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 6145-01-062-6918
NSN 5935-00-932-3526
NSN 5905-00-138-1389
NSN 6220-01-608-1849
NSN 6240-01-515-5760
NSN 6645-00-544-8529
NSN 5920-01-100-3018
NSN 5915-01-368-5668
NSN 5925-01-146-9641
NSN 5985-01-009-2063
NSN 6320-01-056-1164
NSN 5905-00-583-8300