Vintage British Military / RAF Panel Meters Broad Arrow Stamped 1967 A.P 63456. air publication NATO stock number. 6625-99-404-1325 Both meters feature the official Broad Arrow (↑) They are mounted in an aluminium stand. Meter Specifications & Details: Left Meter (Milliamperes): Scale: 0 – 500 mA Markings: A.P. 63456 (Air Publication ref), "MOVING COIL", dated 1967, and Broad Arrow stamped. Right Meter (Microammeter): Scale: 0 – 5 linear scale Markings: NATO Stock Number 6625-99-404-1325, 195 Ω resistance, 500µA full scale, "MOVING COIL", and Broad Arrow stamped. Possibly Radio equipment instrumentation. Both meters look to be in good condition, needle moves freely. 3 ¼ inches diameter. Not tested.
