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 5895-01-140-6008
NSN 2925-01-048-8464
NSN 5999-01-258-7703
NSN 5975-01-185-0635
NSN 6240-01-532-0671
NSN 5895-00-759-6541
NSN 6130-00-140-9325
NSN 6685-01-302-2862
NSN 5915-01-249-9686
NSN 6620-01-462-4849
NSN 5999-00-225-8612
NSN 5960-01-269-9073