Description
Lochinvar & A.O. Smith GKT20117 Replacement Gasket
The Lochinvar & A.O. Smith 100289494 (GKT20117) is a genuine OEM replacement gasket designed to maintain a secure, leak-free seal in compatible Lochinvar and A.O. Smith heating and hot water equipment. Using authentic manufacturer-specified parts ensures proper fit, long-lasting performance, and protection of your system’s integrity.
Product Highlights
- OEM replacement gasket for Lochinvar & A.O. Smith equipment
- Part Number: GKT20117 / SKU: 100289494
- Engineered for precise fit and reliable sealing performance
- Helps prevent leaks and maintains system efficiency
- Ideal for scheduled maintenance or emergency replacement
Application
This gasket is a direct OEM replacement part intended for use in Lochinvar and A.O. Smith heating systems and water heaters. Always verify compatibility with your specific model number before installation.
Why Choose Genuine OEM Parts?
OEM gaskets are manufactured to exact tolerances and material specifications, ensuring a proper seal that aftermarket alternatives may not provide. Choosing the correct replacement gasket reduces the risk of system leaks, heat loss, and costly downtime.







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