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 5965-01-139-5472
NSN 5960-00-407-7705
NSN 6645-01-253-1950
NSN 5990-00-066-8736
NSN 5895-01-441-7164
NSN 6320-00-343-1798
NSN 6135-01-511-1975
NSN 5930-00-289-9143
NSN 5950-01-199-0178
NSN 6110-01-625-4070
NSN 5945-00-871-7814
NSN 5855-01-364-9810