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 2925-00-101-7972
NSN 5985-00-081-1885
NSN 5998-01-602-1455
NSN 5910-01-564-1161
NSN 5960-01-115-6397
NSN 4140-01-554-9415
NSN 7035-01-240-4998
NSN 6645-00-652-6723
NSN 5915-01-420-1578
NSN 5925-01-208-1967
NSN 6105-01-165-2053
NSN 4140-01-577-9385