Unloader valves for Benz975 303 4640

Unloading valves are pressure-control devices that are used to dump excess fluid to tank at little or no pressure. A common application is in hi-lo pump circuits where two pumps move an actuator at high speed and low pressure, the circuit then shifts to a single pump providing high pressure to perform work. PART NO:975 303 4640 PACKING:20PCS/CTN  ,five layers corrugated standard exporting cartons warranty:one year since on board date payment:T/T,L/C and west union We are specialized in making and exporting European Truck spare parts  ,  mainly air brake valves like unloader valves ,clutch servos,air dryers ,foot brake valves,hand brake valves, air pressure control valves and so on .and also auto brake valves for Japanese trucks such as  Nissan,Hino,Isuzu .meanwhile ,we deal with Iveco spare parts like bumpers,sensors,lamps,body parts,rediators,clutch disc, clutch cover,cables etc. quality and…