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 7035-00-055-9778
NSN 5945-00-871-7814
NSN 5905-00-933-7589
NSN 6645-01-452-9495
NSN 5835-01-074-7593
NSN 5915-01-469-1203
NSN 5855-00-610-4052
NSN 5996-01-183-9053
NSN 5950-01-372-0997
NSN 6650-01-384-5270
NSN 5975-00-636-4910
NSN 7035-00-861-7913