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 5905-01-474-4739
NSN 6650-01-621-0417
NSN 5915-00-781-3019
NSN 5945-01-199-3800
NSN 5920-01-292-2570
NSN 5985-00-785-6872
NSN 5835-01-468-0579
NSN 5895-01-356-2785
NSN 6110-01-496-9032
NSN 5999-01-384-2157
NSN 7035-01-092-8962
NSN 6610-00-236-2219