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 5996-01-030-8353
NSN 6220-01-211-7025
NSN 5999-00-966-5137
NSN 5835-00-393-1996
NSN 6105-01-609-8701
NSN 4140-01-179-4507
NSN 6320-01-521-1764
NSN 6150-00-057-6751
NSN 5895-01-261-5472
NSN 6645-01-162-8023
NSN 6135-01-422-1440
NSN 6240-01-361-9167