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 5996-01-457-7263
NSN 5965-01-273-3055
NSN 6320-01-359-3921
NSN 5950-01-048-9914
NSN 5925-01-381-2528
NSN 6685-01-634-0611
NSN 5905-01-523-3797
NSN 5965-01-526-2087
NSN 6320-01-154-1099
NSN 5998-01-106-3432
NSN 6685-01-355-4539
NSN 5996-01-649-1277