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 5950-01-361-7185
NSN 5855-01-459-5024
NSN 5965-01-326-0606
NSN 6220-01-597-9882
NSN 6685-00-491-8220
NSN 5945-01-344-9786
NSN 6220-00-927-6272
NSN 5935-01-607-1657
NSN 6105-01-212-3100
NSN 6320-01-294-7161
NSN 5935-01-531-6643
NSN 2925-00-149-0760