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 5985-01-654-8567
NSN 5930-01-368-6152
NSN 6130-00-121-4725
NSN 5895-01-221-6738
NSN 5998-00-633-5169
NSN 6320-01-441-2438
NSN 2925-01-353-3928
NSN 6645-01-521-3180
NSN 2925-00-555-4578
NSN 6135-01-439-8669
NSN 6685-01-333-4007
NSN 6105-01-310-8468