Quick view Add to Cart Operation and Service Instructions for Directional Gyro Indicators Type AN 5735-1, AN 5735-1A Document Part Number: NAVAIR 05-20H-1 Number of pages: 26Part Number: NAVAIR 05-20H-1Revision Date: 1-Mar-1946Description: Manufactured by: Sperry MSRP: Was: Now: $18.78