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This spring is the standard choice for contractors upgrading residential service regulators to higher pressure commercial requirements
This link is specifically rated for the FD-1300 dynamic damper
Common Questions What tube materials can I use with this adapter
Always use the orifice size specified by the manufacturer's LP conversion kit
ensuring high-quality metallurgical standards for the link
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
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