6680-01-093-7393 (20670-4-000338)
6680-01-093-7393 is equivalent to manufacture part number 20670-4-000338. It is a stroboscopic tachometer and is classified under Federal Supply Class 6680 (6680 - Flow and Level Measuring Instruments), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6680 - Flow and Level Measuring Instruments and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.