5930-01-439-7938 (MPL-502-G-1.50-SPC)
5930-01-439-7938 is equivalent to manufacture part number 645A856H05. It is a flow switch and is classified under Federal Supply Class 5930 (5930 - Switches), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5930 - Switches and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.