The Directional Gyro is a gyroscopic navigation instrument designed to provide the pilot with a constant directional reference that is not subject to characteristics of a magnetic compass that cause errors. The vacuum type is operated by the air flow generated by the aircraft’s vacuum system.

Model: DG02V-3
Dimensions: 3-3/8" x 5-5/16"/134.95mm
Weight: 2.25lb/984g.