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 6145-01-450-9484
NSN 4140-00-179-3977
NSN 5915-01-107-6488
NSN 5835-01-537-1228
NSN 6645-01-174-9350
NSN 5895-00-010-7966
NSN 5855-01-565-3266
NSN 5915-01-472-4169
NSN 6150-00-283-5427
NSN 5835-01-305-8866
NSN 7035-01-034-6183
NSN 6150-00-202-4134