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 6105-00-838-3803
NSN 5996-00-386-2236
NSN 5985-01-141-7059
NSN 6685-00-104-9626
NSN 6150-01-275-3750
NSN 5950-01-172-9090
NSN 6620-01-426-2220
NSN 5935-01-278-4663
NSN 5930-00-969-4089
NSN 6685-00-018-1842
NSN 5925-00-369-7747
NSN 5835-01-422-7393