Lennox 57W68 - (R39030B009) Gas Orifice, #44 (0.0935"), Silver Color Code, 0.72" OAL, 1/8-27 NPT Thread
The Lennox 57W68 (R39030B009) Gas Orifice is a precision-machined component designed to control the flow of gas in residential and light commercial heating systems. Featuring a #44 orifice size with a calibrated bore diameter of 0.0935 inches, this orifice ensures optimal gas flow for reliable combustion performance.
Crafted from durable materials and marked with a silver color code for quick identification, this gas orifice includes a 1/8-27 NPT threaded connection for secure installation into compatible manifolds or burners. With an overall length (OAL) of 0.72 inches, it is engineered for compatibility with a variety of Lennox gas-fired appliances and systems.
Key Features:
- Orifice Size: #44 (0.0935" diameter)
- Color Code: Silver for easy visual identification
- Thread Type: 1/8"-27 NPT male thread
- Overall Length: 0.72 inches
- Material: Precision-machined for consistent gas metering
- Application: Suitable for use in gas furnaces, heaters, and other gas-burning appliances
This orifice plays a critical role in regulating fuel input, ensuring combustion efficiency, reducing emissions, and maintaining safe system operation. Always refer to equipment specifications to ensure correct sizing and compatibility.
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