Tachometer, New Old Stock PN 656K-03, P-51, P-47 Douglas as used in the RAF's

as used in the RAF's Cold-War-era Handley Page Victor strategic bomber

Measures ~5 inches diameter

~8 inches deep

Maximum Allowable

used to measure the exiting temperature of the exhaust gases of a jet engine

Tachometer, New Old Stock PN 656K-03, P-51, P-47 Douglas as used in the RAF'sHere is an authentic original WWII era Electrical Tachometer Indicator Kollsman part number 656K 03 (US Army Type E 9), as used in US Army Air Force fighters P 38 Lightning, P 39 Airacobra, P 47 Thunderbolt, P 51 Mustang, and P 63 King Cobra. This specimen is New Old Stock and was received by Aero Antique in its original sealed carton dated November 28, 1944, and we are the first to have opened it since then. The Army type E 9 tachometer indicator