For auction is a Directional Gyro AN-5735-1, Pt# T-95090. The unit was manufactured by Ternstadt Manufacturing Division of General Motors Corp. It was built under license of the Sperry Gyroscope Co. On the top of the unit is a small gold label indicating that it once resided in the New Cumberland Army Depot, Penna. The unit is in used condition cosmetically. Please refer to the photos for condition. I have not tested this unit. When the knob is turned, the dial rotates. When the knob is pulled out, the dial rotates freely. If there are any questions or more photos are required, please email.