For sale is a Prince Manufacturing RD-175 series adjustable hydraulic flow control valve, made in Sioux City, Iowa. Rated pressure: Up to 3,000 PSI. Ports: 1 NPT (Inlet, Controlled Flow, and Exhaust/Return). Adjustable lever 0-10 scale for flow control.
Heavy-duty construction, made in USA Condition: Used, in very good condition. Handle moves smoothly, detents are solid, threads are clean. Old paint and minor surface wear from storage.Tested functional but old wire/paint should be refreshed before heavy service. This is a quality Prince valve, perfect for tractors, log splitters, wood processors, and other hydraulic equipment needing adjustable flow control with built-in relief.