4810-01-285-9642 (4110B3210B)
4810-01-285-9642 is equivalent to manufacture part number 4110B3210B. It is a pneumatic sign air venting valve and is classified under Federal Supply Class 4810 (4810 - Valves, Powered), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4810 - Valves, Powered and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.