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 6105-01-303-4261
NSN 5945-01-098-2150
NSN 6130-00-938-6363
NSN 5925-01-047-1469
NSN 5925-01-013-9650
NSN 6320-00-228-5678
NSN 6145-01-485-3157
NSN 5835-01-315-4816
NSN 6110-01-055-0827
NSN 5895-01-145-6499
NSN 5905-01-437-9979
NSN 5999-01-645-2415