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 5960-01-583-4737
NSN 6320-01-268-3072
NSN 5895-00-812-6914
NSN 5920-01-582-4203
NSN 5925-01-327-2731
NSN 6150-01-531-6887
NSN 6240-01-361-3499
NSN 2925-01-556-0333
NSN 5915-01-644-7096
NSN 5975-01-277-1617
NSN 5945-01-536-6486
NSN 6105-00-134-9431