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 6220-01-041-5885
NSN 5930-01-050-2632
NSN 6220-01-522-9115
NSN 5930-01-247-6545
NSN 5990-01-004-6343
NSN 5965-00-335-0305
NSN 6105-01-454-3377
NSN 6105-01-032-4706
NSN 5975-01-223-6027
NSN 6130-01-502-7689
NSN 5935-00-100-5746
NSN 7035-00-264-7543