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 6135-01-202-8113
NSN 5855-01-246-4274
NSN 5998-01-198-9792
NSN 5925-00-233-5125
NSN 5996-01-409-1020
NSN 6135-01-478-9316
NSN 5895-01-287-2768
NSN 6220-01-355-8082
NSN 6150-00-935-5239
NSN 5905-01-592-0681
NSN 5905-01-415-1529
NSN 5985-00-784-3663