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 5996-00-494-0763
NSN 2925-01-025-0082
NSN 6685-01-273-7874
NSN 6220-00-324-7474
NSN 5910-00-187-1278
NSN 7035-01-449-1189
NSN 5855-01-527-0392
NSN 6685-01-378-6408
NSN 6620-01-135-0090
NSN 5996-00-912-5030
NSN 5895-01-027-0746
NSN 5965-00-244-8428