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 5930-00-449-1213
NSN 6150-01-364-1023
NSN 5985-01-574-3793
NSN 5945-00-574-4379
NSN 6240-01-554-2229
NSN 6220-00-184-0362
NSN 5975-00-401-5365
NSN 5925-01-261-4215
NSN 6320-00-164-4087
NSN 5855-00-149-0766
NSN 6110-01-268-1723
NSN 6320-00-036-3688