Mach Speed Indicator (Machmeter), Mk 3A, Ref 6A/3300, RAF Carvair FSSC number 88-I-2385-100

FSSC number 88-I-2385-100

DC 0-50 Milliamps Triplett approx 2

As the aircraft climbs

Here is an Altimeter

Our example is yellow-tagged as serviceable

Mach Speed Indicator (Machmeter), Mk 3A, Ref 6A/3300, RAF Carvair FSSC number 88-I-2385-100This is a fine example of a Cold War era Mach Speed Indicator Mk 3A Ref 6A 3300, as used in aircraft of the British Royal Air Force. The indicator displays aircraft mach speed from 0. 7 to 1. 3 mach. The serial number indicates a year of manufacture of 1958. The indicator is also marked with K. M. A. 0201K, likely a part number. The RAF Air Ministry arrow emblem is marked on the rear case. The adjustment screw at 6 o'clock position moves a white