6685-01-612-3748 (0613 1001)
NSN 6685-01-612-3748 (NIIN 01-612-3748) is an elect dial indicating hygrometer in Federal Supply Class 6685, Pressure, Temperature, And Humidity Measuring And Controlling Instruments — an instrument for continuously measuring moisture content of a closed environment, such as a compressed air line, by electrolytic process. Manufacturer part number 0613 1001 (Testo Inc., CAGE 1MLU0).
NIIN assigned October 2012; DEMIL B (USML, demil required); ESD/EMI-sensitive; export Schedule B 9025.80.5050.