York S1-9951-1361 Orifice This spring is the standard

This spring is the standard choice for contractors upgrading residential service regulators to higher pressure commercial requirements

ensuring high-quality metallurgical standards for the link

Always use the orifice size specified by the manufacturer's LP conversion kit

This link is specifically rated for the FD-1300 dynamic damper

York S1-9951-1361 Orifice This spring is the standardThe York S1 9951 1361 is a precision engineered natural gas orifice designed for specific York furnace burner assemblies. This component features a drill size 29 specification, which translates to a precise . 136 orifice diameter. When diagnosing combustion issues or performing a gas valve manifold service, ensuring the correct flow rate is critical for thermal efficiency and flame stability. This OEM York replacement part provides exact tolerances