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 5930-01-005-1220
NSN 5965-01-204-8505
NSN 6240-01-024-5006
NSN 5835-00-857-4486
NSN 5945-01-060-5791
NSN 5915-01-656-1533
NSN 5965-01-520-9725
NSN 6130-01-461-7136
NSN 5999-00-483-2098
NSN 5985-01-535-1201
NSN 6685-00-840-6317
NSN 5975-01-272-6027