1 Spool Hydraulic Directional Control Valve 21 GPM 3600 PSI Double Acting Specification: 100% Brand New High Quality Material: cast iron Model: 1 set, widely used in hydraulic systems of construction machinery such as forklifts, sanitation vehicles, and small loaders Dimensions (L* W* H): 11.2"*8.5"*4.1" (28.5*21.5*10.5 cm); aperture 0.9cm Maximum Pressure: 3600 PSI Entrance: SAE 10 Outlet: SAE 10 Working Port: SAE 8 Fluid Temperature: 5 to 176F Installation: 2 M8 bolts required Valve Type: 4-Way 3-Position Feature: Durable cast iron construction, precision ground and sturdy chromed spools for longevity. The relief valve has a range of 3600 PSI and a maximum flow of 21 GPM. All spools are standard double-acting, spring-returned, ideal for double-acting cylinders. The one-way valve in the valve body is to ensure that the hydraulic oil does not flow back, and the safety valve in the valve body can adjust the working pressure of the hydraulic system. Hydraulic directional control valve has 1 spool and #8 SAE O-ring input/output ports, cast iron construction for long term service. All spool valves have a spring return to neutral position. The compact design is suitable for small tractors, tractor loaders, log splitters, forklift eco-trucks, light loaders and more. Package Included: 1Pcs 1 Spool Hydraulic Directional Control Valve 21 GPM Double Acting Cylinder Spool