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 5905-01-215-1896
NSN 5920-00-529-0618
NSN 5996-01-062-0807
NSN 5950-00-081-8255
NSN 6150-00-927-5936
NSN 2925-00-215-4954
NSN 6145-01-294-7412
NSN 6135-01-086-8167
NSN 5990-00-891-2049
NSN 5920-00-880-6581
NSN 7035-01-312-8573
NSN 5935-01-433-1640