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 6130-01-038-3954
NSN 6105-00-215-0630
NSN 5920-01-100-5571
NSN 6645-01-461-4688
NSN 5895-00-401-9659
NSN 5855-01-555-3354
NSN 6645-00-728-1316
NSN 5985-01-323-7029
NSN 5985-00-245-6548
NSN 5915-01-368-0474
NSN 6220-01-420-7812
NSN 6620-01-078-6372