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 7035-01-364-8454
NSN 5998-00-111-3644
NSN 5999-01-035-6029
NSN 6145-00-719-7395
NSN 5996-00-372-4528
NSN 6135-00-078-9931
NSN 6650-01-217-9375
NSN 6685-01-137-4726
NSN 5925-01-425-7854
NSN 5960-01-437-7422
NSN 6150-01-474-7205
NSN 5975-01-396-9097