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 5996-01-469-6848
NSN 6650-00-328-5632
NSN 5998-00-052-1715
NSN 6650-01-551-6866
NSN 6110-01-372-9785
NSN 5915-01-553-7288
NSN 7035-01-250-4268
NSN 5930-00-903-3854
NSN 5965-01-540-9628
NSN 5945-01-578-1188
NSN 5999-01-368-6428
NSN 6130-01-457-0133