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 6110-01-613-6089
NSN 5910-01-557-1325
NSN 7035-01-042-5308
NSN 6685-01-259-8527
NSN 5930-01-209-6443
NSN 7035-01-013-9889
NSN 6650-01-440-9215
NSN 5930-01-106-2481
NSN 6685-01-658-3831
NSN 5960-01-294-2397
NSN 6105-01-509-1402
NSN 5925-01-367-6118