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 6130-00-105-4610
NSN 6130-01-260-9188
NSN 6110-01-092-6299
NSN 6130-01-091-4246
NSN 6650-01-563-6732
NSN 6240-01-351-4516
NSN 5925-01-416-0913
NSN 5905-01-106-8222
NSN 6645-00-163-9580
NSN 5925-00-425-6228
NSN 6130-01-343-6038
NSN 6620-01-057-2580