Description
The Weil McLain 560-528-997 is a genuine OEM burner orifice engineered to deliver accurate, consistent fuel metering for Weil McLain heating systems. Proper orifice sizing is critical to safe, efficient combustion — this factory-original replacement ensures your burner operates at its designed fuel-to-air ratio, protecting heat exchanger integrity and maintaining peak system efficiency.
Key Features
- Genuine Weil McLain OEM replacement part
- Engineered for precise fuel flow and consistent combustion performance
- Direct drop-in replacement — no modification required
- Helps maintain proper burner flame characteristics
- Supports safe, efficient boiler operation
Application
- Designed for use with compatible Weil McLain boiler and heating systems
- Ideal for service technicians performing burner maintenance or combustion tune-ups
- Recommended replacement when orifice shows wear, corrosion, or damage
Why Choose OEM Parts?
Using genuine Weil McLain replacement parts ensures compatibility and preserves manufacturer warranties. The 560-528-997 burner orifice is manufactured to exact tolerances, giving you confidence that your system will perform as designed after every service call.







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