The stud is ni-cu material, 1/2-13unc 2a both ends, first end (left side) is 1.00 +/-.03 second end (right side) is 1.681 +/-.03 length is 3.000 +/-.03 inches; drawing has changed from assembly to individual parts
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.
NSN 5855-00-548-4742
NSN 5999-01-508-9323
NSN 6240-01-384-3887
NSN 6105-01-163-8827
NSN 5925-01-145-6444
NSN 5990-01-443-2931
NSN 5920-01-476-5120
NSN 6135-01-364-0667
NSN 5996-00-905-6610
NSN 6130-01-244-4810
NSN 6320-00-905-0543
NSN 5835-01-381-2683