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 6610-00-087-8096
NSN 5895-00-838-2649
NSN 5855-00-631-4565
NSN 5920-00-891-2771
NSN 6150-01-574-6015
NSN 5895-01-181-5471
NSN 5945-00-661-0506
NSN 5935-01-131-5518
NSN 5935-01-064-5898
NSN 5998-01-350-6683
NSN 5998-01-596-0348
NSN 5835-00-279-6626