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 5945-00-248-2973
NSN 7035-01-330-6768
NSN 6110-01-220-4119
NSN 6650-01-497-5348
NSN 5945-00-052-1176
NSN 6240-00-097-8505
NSN 7035-00-281-4082
NSN 5920-01-167-3312
NSN 5975-00-111-1226
NSN 5999-01-384-3406
NSN 5990-01-242-4493
NSN 5950-00-155-8340