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 5895-01-519-8264
NSN 6105-01-418-3070
NSN 5985-01-470-4510
NSN 6150-00-164-8900
NSN 5990-01-049-2367
NSN 5925-01-315-1896
NSN 6320-01-454-1965
NSN 5990-01-442-3520
NSN 6610-00-783-0072
NSN 7035-00-946-2642
NSN 5999-01-597-2854
NSN 4140-01-415-5595