Internal Forged Stops: Mechanical stops provide a precise 1/4-turn operation for positive open and closed positions

Always verify the MPN 59-1071 matches the specific requirements listed in your model's service manual

What is the difference between 03039023612 and R03039023612

Can I use a generic 1-inch steel rod instead

Common Questions Is this thermostat compatible with direct-acting gas equipment

York S1-373-12894-705 Heat Exchanger Els PW 17895 Internal Forged Stops: Mechanical stopsThe York S1 373 12894 705 Heat Exchanger is a precision engineered 5 tube heat exchanger designed for critical thermal transfer in residential and light commercial HVAC systems. This OEM York replacement part features a high grade copper and aluminum construction, ensuring balanced thermal conductivity and resistance to thermal stress. As a veteran grade furnace heat exchanger, it is built to 5 tube specifications to maximize the surface area for