Description
Nordyne 661023R Natural Gas Main Burner Orifice
The Nordyne 661023R is a factory-specified natural gas main burner orifice engineered for precise fuel metering in Nordyne-platform furnaces and heating equipment. With a drill size of #23 and an orifice diameter of .023″, this replacement part helps maintain correct gas flow rates to the burner, supporting efficient combustion and consistent heat output.
Key Features
- OEM Nordyne replacement burner orifice
- Orifice diameter: .023″ (Drill Size #23)
- Designed for natural gas (Nat Gas) applications
- Precision-machined for accurate fuel metering
- Ensures proper air-to-fuel ratio for efficient, clean combustion
- Direct OEM replacement for compatible Nordyne furnace models
Application
This orifice is intended as a direct replacement for the main burner on compatible Nordyne, Miller, Frigidaire, Tappan, and related brand furnaces that specify the 661023R part number. Always verify compatibility with your specific model before installation.
Installation Notes
- Intended for natural gas systems only — do not use with LP/propane without proper conversion
- Consult the equipment’s service manual for torque specifications and proper installation procedure
- Installation should be performed by a qualified HVAC technician in accordance with local codes







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