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 5905-00-465-6812
NSN 5950-01-519-2069
NSN 5895-01-210-0492
NSN 6685-01-627-5952
NSN 5935-00-819-1420
NSN 5985-01-250-3474
NSN 5910-01-487-1932
NSN 5925-01-487-6830
NSN 5920-01-317-1801
NSN 6150-01-649-7325
NSN 5996-00-316-5115
NSN 4140-01-566-8906