Will this work in a water heater or just a furnace

As a critical OEM York replacement part

and 325-7A series bodies

RV61 Series Compatibility: Specifically calibrated for the Maxitrol RV61 regulator body to ensure perfect mechanical fit and response

Can these gaskets be used on both steam and hot water boilers

Danfoss 117U6012 Starting Relay Will this work in aThe Danfoss 117U6012 Starting Relay is a high reliability compressor start component designed for fractional horsepower hermetic compressors. Engineered specifically for use with HST (High Starting Torque) systems, this potential relay ensures stable motor initiation by managing the start capacitor circuit during the critical startup phase. This 117U6012 relay is compatible with Danfoss FR and SC series compressors, providing the precise voltage