Description
The Nordyne 664075R is an OEM replacement .075 restrictor orifice, designated as orifice size #75, engineered for use in Nordyne heating and HVAC systems. Precision-machined to exacting tolerances, this restrictor orifice controls and meters gas flow through the burner assembly, ensuring consistent combustion performance, proper flame characteristics, and safe system operation.
Key Features
- OEM Nordyne replacement part — SKU 664075R
- Orifice size #75 with .075 inch bore diameter for precise gas flow restriction
- Precision-machined for accurate and consistent metering of gas flow
- Designed for direct OEM fit in compatible Nordyne furnace and heating equipment
- Helps maintain proper air-to-fuel ratio for efficient, safe combustion
- Durable construction for long-lasting, reliable performance
Application
This restrictor orifice is a critical component in Nordyne gas furnace and heating systems. It is used to regulate the volume of gas delivered to the burner, directly impacting combustion efficiency and flame stability. Always verify compatibility with your specific Nordyne model before installation.
Why Choose OEM Replacement Parts?
- Ensures proper fit and function within your Nordyne system
- Maintains manufacturer performance and safety standards
- Reduces risk of improper combustion or system inefficiency
- Supports warranty compliance on compatible equipment







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