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 5835-00-368-4182
NSN 5998-00-317-2857
NSN 6320-00-546-9249
NSN 5915-01-373-4492
NSN 2925-01-062-2660
NSN 6220-00-026-9812
NSN 5960-01-481-3722
NSN 5985-00-529-0093
NSN 6620-01-608-8548
NSN 6105-01-461-7953
NSN 5998-01-400-6739
NSN 6130-00-198-7305