Commonly used in pneumatic braking systems, the WM472 series treadle valves are three-way, compensating pressure regulators. Each unit consists of a valve subassembly that responds to movement of the pedal. The WM472 models are designed with various treadle-to-mounting surface angles. The WM472E model is a valve subassembly without the mounting bracket or pedal. Part Number: 113218 Manufactured by Williams Controls.
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