Braking Differential Valve PU-8 (Y135), fits Yak 52, Yak 50, Yak 18-T and Nanchang CJ-6/6A
JUST ARRIVED FROM RUSSIA NOVEMBER 2021...Yak 52 / 50 / 18T Factory NEW.
6 months / 50 hours warranty through TYC.
In the Yak 52 this valve is connected to the rear rudder pedals whose position ( biased either left or right) diverts more compressed air to the wheel brake on that particular side.
Air pressure is first stepped down to 80 psi by the PU-7 / U-139A2 reduction valve.