Description
The Nordyne 661055R is an OEM replacement main burner orifice designed to restore proper fuel metering and combustion performance in compatible Nordyne heating equipment. Precision-machined to a #55 drill size, this orifice ensures the correct gas flow rate to the main burner, supporting safe, efficient, and consistent ignition.
Product Overview
Burner orifices are critical components in gas-fired heating systems. Over time, orifices can become clogged, corroded, or damaged, leading to poor combustion, uneven heating, or unsafe operating conditions. The Nordyne 661055R provides a direct OEM replacement to bring your system back to factory specifications quickly and reliably.
Key Features
- OEM Nordyne replacement part — ensures proper fit and function
- #55 drill size for precise gas metering to the main burner
- Designed for use with compatible Nordyne furnace and heating equipment
- Precision-machined orifice for consistent fuel flow and combustion performance
- Helps restore safe, efficient burner operation
Specifications
- Part Number: 661055R
- Brand: Nordyne
- Type: Main Burner Replacement Orifice
- Drill Size: #55
- Application: Nordyne compatible gas furnaces and heating units
Application
Always verify compatibility with your specific Nordyne model number before installation. Consult the equipment service manual or contact a qualified HVAC technician to confirm the correct orifice size for your fuel type and BTU rating.







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