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 6135-01-125-4867
NSN 2925-00-881-3770
NSN 5905-00-528-4412
NSN 5935-00-209-6774
NSN 6645-01-265-0648
NSN 2925-01-656-8217
NSN 6105-00-815-2901
NSN 6135-01-134-7222
NSN 5999-00-819-3763
NSN 5985-00-162-9293
NSN 5996-01-302-8776
NSN 6135-01-205-5965