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 5960-01-192-3128
NSN 6150-01-313-8981
NSN 5835-01-042-5315
NSN 5835-00-228-9082
NSN 5998-01-135-0753
NSN 5855-01-592-9964
NSN 5960-01-367-6153
NSN 5950-01-418-8419
NSN 6150-01-065-2358
NSN 5965-01-461-2850
NSN 5985-01-251-0213
NSN 7035-01-529-4603