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 5985-01-437-7305
NSN 5990-00-949-7782
NSN 6240-01-606-1850
NSN 5895-01-634-0630
NSN 6135-01-115-2867
NSN 5985-00-344-2800
NSN 5905-01-195-6790
NSN 5920-01-565-9420
NSN 5905-01-055-5582
NSN 6110-01-048-5885
NSN 6150-01-573-0750
NSN 5999-01-500-7728