Ammeters, Voltmeters, Lot of 6, Volts, Amps, Milliamps, & Millivolts, Weston, Triplett Liaison Aircraft It is mounted on the

It is mounted on the instrument panel in the pilot's compartment and connected through a vacuum gage and selector valve to a source of vacuum

Used in most US bombers during WW2

including its electrical connector and mounting screws

one near the loader

Type 99 Kawanishi Ki-48 Lily Light Bomber

Ammeters, Voltmeters, Lot of 6, Volts, Amps, Milliamps, & Millivolts, Weston, Triplett Liaison Aircraft It is mounted on theThis is a lot of 6 vintage voltmeters & ammeters, likely used by the US military during the 1940 50s: Voltmeter DC 30 0 30 Volts, Roller Smith Type DDHR, marked USNavy, 2. 75in round Voltmeter AC 0 15 Volts, Weston model 301, rectifier type, 3in square Milli Voltmeter DC 0 500 millivolts Simpson, 3in round Ammeter DC 0 10 Amps Weston model 301, 3in square Ammeter RF 0 3 Amps, Weston model 425, US Navy Type CV 22021, 3. 5in round Milli Ammeter DC 0 50