Description
The York S1-029-20423-055 is an OEM replacement burner orifice engineered for use with liquefied petroleum (LP) gas systems. Precision-drilled to size #55, this orifice ensures accurate fuel metering for consistent, efficient combustion performance in compatible York furnaces and heating equipment.
Product Overview
Burner orifices are critical components in gas-fired heating systems. They regulate the flow of fuel gas into the burner, directly affecting flame quality, heat output, and overall system efficiency. This York OEM part is designed as a direct replacement to restore proper LP gas combustion in the field.
Key Features
- OEM York replacement part — ensures proper fit and function
- Designed for liquefied petroleum (LP) gas applications
- Precision drill size #55 for accurate fuel metering
- Helps maintain correct flame characteristics and combustion efficiency
- Direct drop-in replacement for compatible York heating equipment
Application
- Compatible with select York gas furnaces and heating systems requiring LP gas orifices
- Intended for use during LP gas conversions or routine maintenance/replacement
Important Notes
- Always verify compatibility with your specific York model before installation
- LP orifices differ from natural gas orifices — confirm fuel type before ordering
- Installation should be performed by a qualified HVAC technician in accordance with local codes







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