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 5945-00-432-9354
NSN 5935-01-358-2864
NSN 5985-01-133-6719
NSN 6620-00-935-1321
NSN 6620-00-832-2556
NSN 6610-01-146-8061
NSN 5920-00-898-3090
NSN 6110-00-452-0448
NSN 5920-01-644-9148
NSN 5895-00-770-7191
NSN 5950-01-094-2770
NSN 5998-00-408-2523