This vintage air speed indicator gage is a highly sought-after part for aviation enthusiasts and collectors alike. Made by Sigma Tec and with a part number of 820308-519, this gage is compatible with Avionics and is perfect for those who appreciate the history of aviation. The gage has a range of 40 to 210 knots, making it an essential tool for pilots who need accurate air speed measurements. The item is sold without warranty and was manufactured in the United States.

Not tested operation unknown