Rockwell hardness on cap nut end only
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. All or part of the unthreaded section is greater than the maximum major diameter of the largest threaded section. It may be thread relieved. Excludes items with tapered threads. See also stud, locked in.
NSN 6135-00-145-8884
NSN 7035-01-369-1445
NSN 5950-01-563-7259
NSN 5915-01-642-0016
NSN 5996-01-250-1644
NSN 6110-01-418-0199
NSN 6145-01-423-2645
NSN 5945-00-827-2801
NSN 6220-01-149-8566
NSN 5960-00-941-2639
NSN 5920-00-740-3121
NSN 5996-00-903-9713