Description
Nordyne 661050R Natural Gas Burner Orifice Overview
The Nordyne 661050R is an OEM replacement natural gas burner orifice engineered to deliver accurate and consistent fuel metering in Nordyne-branded heating systems. Featuring a precision-drilled #50 (.050″) orifice, this part ensures the correct gas-to-air mixture for safe, efficient, and reliable burner operation.
Key Features
- OEM Nordyne replacement part — ensures proper fit and function
- Precision #50 drill size (.050″) for accurate natural gas flow metering
- Designed for natural gas (Nat) applications
- Maintains correct fuel-to-air ratio for efficient combustion
- Helps restore peak furnace performance and fuel efficiency
- Direct replacement for compatible Nordyne furnace models
Application
This burner orifice is a critical combustion component in Nordyne furnaces and heating appliances. A properly sized orifice controls the rate at which natural gas flows into the burner, directly affecting combustion quality, heat output, and appliance safety. Always verify compatibility with your specific Nordyne model before installation.
Important Notes
- Intended for natural gas systems only — do not use with propane (LP) without proper conversion
- Installation should be performed by a qualified HVAC technician
- Verify model compatibility using your equipment’s service manual or parts list







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