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 5930-01-500-7160
NSN 5905-01-459-9578
NSN 5975-00-631-7201
NSN 5835-00-198-4936
NSN 5975-01-584-4246
NSN 6105-01-305-1729
NSN 6685-01-114-8047
NSN 5855-01-057-2200
NSN 5895-01-366-7965
NSN 5990-01-328-8225
NSN 5960-01-215-9232
NSN 6645-00-456-2219