"INDICATOR SHALL DUPLICATE THOSE OF THE OPERATIONAL INDICATOR,INDICATED AIRSPEED, AVU-19/A,STANDBY,AEROSONIC CORP P/N 25085-1103,TO INCLUDE THE SAME VISUAL APPEARANCE, FRICTIONAL FEEL AND MOVEMENT; SINGLE SERVO TYPE; ONE SCALE,MARKED-USAF AVU-19/A,AIRSPEED, KNOTS X 100; SCALE RANGE 0 TO 850 KNOTS, CALIBRATED 10 KNOTS PER INCREMENT TO 200 KNOTS, 50 KNOTS PER INCREMENT TO 850 KNOTSL LETTERS,LINED INCREMENTS AND NUMERALS ARE NON-LUMINOUS,WHITE-LUSTERLESS; ONE ELEC CONNECTOR,DEUTSCH TYPE, P/N 5605-3P; 2 MECHANICAL CONNECTS,SIZE 1/4 IN NOM, BOSS TYPE; RED AND WHITE INTEGRAL POINTER,NON-LUMINOUS WHITE-LUSTERLESS; ,PANEL MOUNTED; NOM SZ 2 IN; CASE DIM 2.375 IN NOM LG,2.375 IN NOM WD.4.438 IN MAX DP; PWR RQMTS; 115 VAC,400 HZ; OPER TEMP RG-40 DEG F TO 120 DEG F; AN INDICATOR CALIBRATED IN UNITS OF VELOCITY INDICATING FORWARD VELOCITY WITH RESPECT TO THE SURROUNDING AIR MASS; SIMULATES AAEROSONIC CORP INDICATED AIRSPEED INDICATOR,STANDBY; TYPE NO.AVU-19; P/N 28085-1103"
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