Williams P321020 Gasket 323269-701 Resilient Media Handling: Nitrile seals

Resilient Media Handling: Nitrile seals ensure compatibility with a wide range of neutral fluids and light oils

Please verify the wiring diagram on your specific heater model

Critical Safety Lockout: Prevents gas valve ignition if venting restrictions or blocked drains are detected

Using a reducer bushing is not recommended for high-RPM HVAC applications due to balance risks

and heat pump systems that demand repeatable performance under heavy loads

Williams P321020 Gasket 323269-701 Resilient Media Handling: Nitrile sealsThe Williams P321020 Gasket is a critical component for maintaining the sealed combustion environment in Forsaire Direct Vent wall furnaces. As a precision engineered Burner Pan Gasket, it is designed to establish a high integrity seal between the burner pan and the cabinet, preventing combustion gases from escaping and ensuring proper drafting. This OEM replacement part is specifically compatible with Williams 4007, 5507, and 6007 Series models.