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 5999-01-304-9945
NSN 5996-01-257-0940
NSN 6130-00-466-1679
NSN 5855-01-388-2424
NSN 6645-00-171-9639
NSN 2925-01-472-4423
NSN 5996-01-517-1603
NSN 5945-01-265-3985
NSN 5965-01-130-8511
NSN 5835-01-257-0154
NSN 5930-00-865-7878
NSN 5985-01-485-2416