4820-01-279-4483 (1-1/4IN AND 57-G-069-J 320114INAND57G069J)
4820-01-279-4483 is equivalent to manufacture part number 320. It is a mixing valve and is classified under Federal Supply Class 4820 (4820 - Valves, Nonpowered), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4820 - Valves, Nonpowered and is available through NSN-PARTS for U.S. government, MRO, and commercial procurement.