Description
The Weil McLain 560-529-111 is an OEM gas burner orifice engineered to deliver precise fuel metering and consistent combustion performance in compatible Weil McLain boiler systems. Designed as a direct replacement component, this orifice maintains the exact flow characteristics required for safe, efficient burner operation.
Product Specifications
- SKU: 560-529-111
- Connection Size: 1/8 NPT
- Body Length: 1.18″
- Orifice Height: 0.44″
- Orifice Bore Diameter: 1.60mm
- Brand: Weil McLain
Key Features
- OEM-specified orifice bore (1.60mm) for accurate gas flow metering
- 1/8 NPT threaded connection for straightforward installation and replacement
- Precision-machined construction ensures consistent fuel delivery and combustion efficiency
- Direct OEM replacement — no modification required for compatible Weil McLain boiler applications
- Helps maintain proper air-to-fuel ratio for safe, reliable burner operation
Application
This burner orifice is a critical combustion component used in Weil McLain gas-fired boilers. Replacing a worn or incorrect orifice with the factory-specified 560-529-111 helps restore optimal burner performance, supports proper flame characteristics, and ensures the system operates within designed efficiency and safety parameters. Always verify compatibility with your specific Weil McLain boiler model before installation.







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