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 5998-01-184-0215
NSN 5945-01-386-8052
NSN 6620-01-452-1161
NSN 5998-01-205-1969
NSN 5925-01-030-5645
NSN 5910-00-916-3986
NSN 5915-01-176-9016
NSN 5985-00-978-2524
NSN 5975-00-736-3420
NSN 5895-00-766-3577
NSN 5895-01-261-6457
NSN 5915-01-601-0645