United Instruments Airspeed Indicator SA-45-1RB Piper PA-31-350 Navajo (26378)

United Instruments Airspeed Indicator

Part Number: SA-45-1RB

Serial Number: 31765

The knob turns but is a bit tight

As removed from a 1973 Piper PA-31-350 Navajo

Used, not tested, sold as-is.