4820-01-196-4155 (PART 116 1-1/4IN 33847PART116114IN)
4820-01-196-4155 is equivalent to manufacture part number 116. It is a check 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.