6930-00-531-2041 (20610-1)
6930-00-531-2041 is equivalent to manufacture part number 20610-1. It is a dual photocell assy and is classified under Federal Supply Class 6930 (6930 - Operation Training Devices), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6930 - Operation Training Devices and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.