5 port Gear Actuator Valve, Russian Factory Overhauled
These valves are Factory Overhauled.
The Yak 52 uses this 5 port valve for Gear control actuation in rear cockpit only. Note that the front gear gear actuator valve, and the flap valves in both cockpits are three port valves, all identical and available here
Six months warranty through YS Air against air leakage.