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 6650-00-773-2030
NSN 6105-01-499-2430
NSN 5960-01-515-4791
NSN 5985-01-185-6226
NSN 5950-00-267-8060
NSN 6620-00-488-0626
NSN 5915-01-327-2795
NSN 6645-00-684-3424
NSN 5965-01-215-0993
NSN 5835-01-452-7081
NSN 6135-01-430-3119
NSN 5965-00-988-8770