Raypak 185/R185A/R185B Bypass Shaft (006717F) furnas Raypak cast iron return header

Raypak cast iron return header

This component is ideal for restoring worn

A properly selected Potter and Brumfield relay contributes to more dependable circuit control and more accurate replacement service

A properly selected thermostat helps preserve intended compatibility and contributes to more dependable cold-weather protection in the supported system

contributing to steadier internal water-management behavior

Raypak 185/R185A/R185B Bypass Shaft (006717F) furnas Raypak cast iron return headerThe Raypak bypass shaft is designed for compatible 185, R185A, and R185B heater applications where the supported bypass assembly needs a new shaft. A shaft like this is useful because it helps the bypass mechanism move and function properly, contributing to more controlled internal water management behavior. This replacement is especially useful when the original shaft is bent, worn, corroded, or otherwise no longer dependable. Matching the correct