Rockwell hardness on stud end
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes items with tapered threads.
NSN 2925-01-094-4771
NSN 5985-01-574-2125
NSN 5930-01-388-8314
NSN 6240-01-565-3840
NSN 5925-01-411-6028
NSN 6220-00-956-0565
NSN 6105-00-196-4957
NSN 6130-00-150-7294
NSN 5985-01-139-4667
NSN 5990-00-893-8998
NSN 5960-01-546-2379
NSN 6610-01-476-7412