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 5905-01-309-4768
NSN 6110-00-913-2574
NSN 5998-01-046-4829
NSN 5998-01-568-3255
NSN 2925-01-482-8202
NSN 5985-00-406-0499
NSN 6240-01-499-9150
NSN 5975-00-003-7844
NSN 5935-01-351-6137
NSN 5835-01-608-8868
NSN 6145-01-364-0074
NSN 6220-01-377-7701