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 5935-01-400-0878
NSN 6110-01-441-6984
NSN 5930-00-795-4033
NSN 5925-01-007-2049
NSN 5950-01-334-1284
NSN 5935-00-795-6947
NSN 5855-01-533-7051
NSN 5950-00-833-8386
NSN 5855-01-512-1926
NSN 5930-01-040-6996
NSN 5999-01-013-0728
NSN 5996-01-542-8611