The Dana 231075 Transmission Pump Pressure Regulating Valve is a premium, precision-engineered component designed to deliver optimal fluid control within Dana transmission hydraulic systems. Serving as a crucial machined valve body and cover plate, this part ensures accurate pressure regulation for the transmission charge pump, thereby safeguarding your heavy-duty equipment against pressure drops and hydraulic failures. Built to exact OEM standards, it features a precision-machined mounting face with multiple threaded bolt holes for secure installation, a central pressure valve bore complete with a durable sealing ring, a high-quality brass valve seat insert, and strategically designed rectangular fluid transfer ports for maximum flow efficiency.