The Raypak 800080B Flange Gasket is a critical high-temperature seal designed for commercial and residential pool heater heat exchangers

Its Single Pole Single Throw (SPST) configuration ensures a clean

compatibility depends on the motor diameter and mounting leg configuration

Robust Construction: Industrial-grade bi-metal disc designed for high-cycle reliability in residential and commercial heating applications

Using the York S1-7670-3071 ensures that the original manufacturer timing specs are maintained

McDonnell & Miller 324500 O-Ring The Raypak 800080B Flange GasketMaintain precise system pressure and eliminate leak paths with the McDonnell & Miller 324500 Tetraseal O Ring. This pack of five high performance seals is the engineered replacement for the discontinued 324435 part number, ensuring a direct fit without the need for field modifications. Designed as a critical boiler control replacement part, these o rings are specifically optimized for low water cut off (LWCO) and mechanical water feeder assemblies.