Description
The Lochinvar & A.O. Smith 100187874 is an OEM natural gas valve and venturi assembly engineered as a direct replacement for compatible Lochinvar and A.O. Smith water heating and boiler equipment. This integrated assembly combines the gas valve and venturi in a single unit, ensuring precise gas-air mixing for efficient, clean combustion and consistent burner performance.
Product Overview
Designed to restore original equipment performance, this natural gas valve/venturi assembly delivers the same fit, form, and function as the factory-installed component. Sourcing an OEM-matched part eliminates compatibility guesswork and helps minimize equipment downtime during service calls.
Key Features
- OEM replacement natural gas valve and venturi assembly
- Designed for compatible Lochinvar and A.O. Smith water heaters and boilers
- Integrated valve and venturi design for precise gas-air mixing
- Supports efficient, clean combustion and consistent burner operation
- Direct OEM replacement for simplified installation
- Natural gas configuration
Application
- Compatible with select Lochinvar and A.O. Smith water heating and boiler equipment
- Intended for qualified HVAC and plumbing technicians
- Verify equipment model and serial number compatibility before installation
Why Choose OEM Parts?
Using genuine OEM replacement components like the 100187874 ensures your equipment operates within manufacturer specifications, preserving warranty coverage and maximizing system efficiency and safety. Always consult the equipment service manual and follow all applicable codes and safety standards during installation.







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