Lamp Tray Sold Separately for Lightable DG (^See Related Products Tab)
Sigma Tek Vacuum Directional Gyro
Sigma Tek directional gyros are selected as standard equipment by aircraft manufacturers worldwide. Air-operated heading indicator displays compass headings throughout 360 degrees. Functions during dives, climbs or banks up to 55 degrees displacement from level flight. Reset gyro to magnetic compass with caging knob. Panel size: Std. 3 1/8" Dia., 6 3/4" Long. Vacuum Gyro Power: 4 to 5.2 in. Hg. Vac. or pressure. Interchangeable with AN5735.