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 5855-00-436-3852
NSN 5996-01-627-9878
NSN 4140-00-513-1089
NSN 6320-00-261-9136
NSN 5975-01-410-7647
NSN 6130-01-256-4746
NSN 6620-01-379-7605
NSN 7035-01-209-6325
NSN 5996-01-301-3842
NSN 5925-00-816-9929
NSN 5895-01-500-7540
NSN 6105-01-477-9203