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 5920-01-377-0116
NSN 5905-01-520-6468
NSN 6150-01-584-2001
NSN 6220-01-453-0548
NSN 5835-01-485-0210
NSN 6610-00-081-2365
NSN 6145-01-481-4195
NSN 5975-01-445-0142
NSN 6320-01-216-1678
NSN 5920-01-127-9084
NSN 5835-01-380-1626
NSN 5930-01-580-8369