Gemels(R) Uni-Directional Flow Control Valve, 1 NPT Ports, 40GPM, 5800 PSI. Gemels(R) SKU: GF2NNT530110000 Interactive 3D Viewer: 3d_viewer id= 138820] The Gemels(R) Uni-Directional Flow Control Valve is a robust and reliable solution for managing hydraulic flow with precision and control. Featuring a zinc-plated adjustment knob, this valve allows for meticulous valve setting, ensuring optimal performance in diverse applications. Its heavy-duty construction and carbon steel body guarantee durability and longevity, even in the most demanding environments. Designed with a 1 NPT port size, the valve supports a maximum flow rating of 40 GPM and withstands pressures up to 5800 PSI. The valve' s opening or cracking pressure is set at 7.25 PSI, providing efficient flow control and shut-off in one direction, with free reverse flow in the opposite direction. Ideal for use in agriculture, lifting equipment, heavy equipment, building construction, mining, and drilling industries, the Gemels(R) Uni-Directional Flow Control Valve is your go-to choice for ensuring smooth and reliable hydraulic operations. Features: Provide flow control and shut-off in one direction with free reverse flow in the opposite direction. Zinc plated adjustment knob allows for precise valve setting. Set screw allows handle to be locked in place. Heavy Duty Construction. Carbon Steel body. Port Size: 1 NPT. Max Flow Rating: 40 GPM. Opening/Cracking Pressure: 7.25 PSI. Max Pressure Rating: 5800 PSI. Length: 5.55.