Airspeed mach indicator; presents calibrated airspeed from 50 to 1000 knots and mach number from 0.4 to 3.0 mach on round dial display; ref voltage 10 vdc; 0 to 5 volt ac for lighting; calibrated airspeed displayed through window on moveable inner scale; mach and airspeed indicated by same pointer; includes index and index set knob; receives electrical signals from air data computer; has off flag that provides an indication that indicator power is removed; mach warning flag to provide indication that either indicator power is removed or adc airspeed data is invalid or failure exists within the ami; weight 3.8 lbs
NSN 5960-01-376-3880
NSN 6150-01-085-5637
NSN 5998-00-880-6702
NSN 5945-01-646-6921
NSN 5855-01-328-7434
NSN 6105-01-456-8455
NSN 5990-01-348-2497
NSN 6620-01-474-1890
NSN 5975-01-394-0108
NSN 5915-01-157-6617
NSN 6620-00-938-1789
NSN 5925-00-655-4345
Last Updated: 08/06/2025