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 2925-01-364-7926
NSN 5960-00-170-6916
NSN 5925-01-044-5508
NSN 5915-01-615-5384
NSN 5975-01-383-2856
NSN 2925-01-359-4027
NSN 5925-01-555-8524
NSN 5998-00-277-7552
NSN 5935-01-428-7767
NSN 5975-01-114-7439
NSN 6150-00-824-4437
NSN 5975-00-203-1265