5930-01-554-6110 (4323M9 1MR4323M9)
5930-01-554-6110 is equivalent to manufacture part number 1MR. It is a toggle 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.