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 6105-01-443-2403
NSN 5930-01-120-8873
NSN 7035-00-108-4421
NSN 5915-00-008-8395
NSN 6150-01-555-7915
NSN 5945-01-356-6483
NSN 7035-00-238-3662
NSN 5950-01-572-4478
NSN 6320-01-183-8196
NSN 5895-01-381-2902
NSN 5945-01-283-9062
NSN 5895-01-473-0061