York S1-9951-0931 Orifice including EG-series boilers and standing

including EG-series boilers and standing pilot systems

providing a direct cross-reference for veteran technicians servicing legacy Invensys or Barber Colman hardware

Universal Source1 Fitment: Designed as a direct drop-in for York

ensuring smooth door actuation without over-stressing the motor

including many TCX and residential split systems

York S1-9951-0931 Orifice including EG-series boilers and standingThe York S1 9951 0931 is a precision engineered LP Gas Orifice designed for specific burner manifold applications in York, Luxaire, and Coleman furnace systems. This component features a #42 drill size with a verified . 0935 internal diameter, ensuring exact volumetric control of liquid propane flow to the burner assembly. As an OEM replacement part from Johnson Controls, it is manufactured from high grade brass to maintain dimensional stability and