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 5960-00-195-6435
NSN 5905-01-575-7836
NSN 5965-01-279-3648
NSN 6150-00-996-3808
NSN 5945-00-094-0583
NSN 5905-00-649-0425
NSN 6145-01-381-1303
NSN 4140-00-580-8508
NSN 5965-00-201-7479
NSN 7035-00-104-7613
NSN 5910-01-497-4526
NSN 6220-00-194-3004