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 5930-01-015-4378
NSN 5999-01-470-9703
NSN 6110-01-056-9890
NSN 5996-01-583-2078
NSN 6610-01-526-2054
NSN 5930-00-898-9808
NSN 5855-00-869-3635
NSN 5998-01-284-0041
NSN 6105-01-588-4973
NSN 5915-00-726-1204
NSN 5985-00-823-9100
NSN 6105-01-525-4822