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 6105-00-097-6251
NSN 6130-00-313-5170
NSN 5895-01-237-5065
NSN 5905-00-136-8076
NSN 6110-00-229-5541
NSN 5895-00-952-6704
NSN 5895-01-552-9402
NSN 6620-00-500-0041
NSN 5855-01-492-4922
NSN 6320-01-607-1491
NSN 6240-01-036-3031
NSN 6650-00-130-0847