Description
Lochinvar & A.O. Smith 100274709 Fan Gasket Overview
The Lochinvar & A.O. Smith 100274709 Fan Gasket is a genuine OEM replacement part engineered to maintain a precise, airtight seal between the fan assembly and the equipment housing. Proper sealing is critical to combustion efficiency, safe venting, and long-term system reliability — making this gasket an essential component for any scheduled maintenance or repair service.
Key Features
- Genuine OEM replacement part from Lochinvar & A.O. Smith
- Designed for a precise fit with compatible Lochinvar and A.O. Smith equipment
- Maintains an airtight seal to prevent combustion gas leakage
- Supports safe and efficient fan and inducer assembly operation
- Durable construction for long-lasting performance under normal operating conditions
- Helps restore equipment to factory specifications
Application
This fan gasket is intended as a direct OEM replacement for Lochinvar and A.O. Smith water heaters, boilers, and related heating equipment. Always verify compatibility with your specific model before installation.
Why Choose Genuine OEM Parts?
Using genuine Lochinvar & A.O. Smith replacement parts ensures proper fit, reliable performance, and helps protect equipment warranties. Aftermarket substitutes may not meet the same dimensional or material tolerances required for safe operation.







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