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 5960-00-724-2073
NSN 5998-00-014-4050
NSN 6220-01-065-3765
NSN 6645-01-571-1234
NSN 6135-01-450-3781
NSN 5895-00-003-8885
NSN 5998-00-206-6613
NSN 5985-01-079-2859
NSN 6620-01-379-3300
NSN 6130-01-391-6087
NSN 6645-01-216-1956
NSN 6105-01-025-9781