Description
The Lochinvar & A.O. Smith 100277953 is a genuine OEM volute gasket engineered to provide a precise, leak-free seal at the pump volute interface. Designed as a direct replacement for compatible Lochinvar and A.O. Smith hydronic and water heating systems, this gasket helps restore proper pump operation and system integrity with a like-for-like fit.
Product Overview
The volute gasket sits between the pump volute casing and the pump body, preventing fluid bypass and maintaining system pressure. Using a genuine OEM part ensures correct material compatibility and dimensional accuracy, reducing the risk of premature failure or leaks that can occur with aftermarket alternatives.
Key Features
- Genuine OEM replacement gasket from Lochinvar & A.O. Smith
- Designed for precise fit at the pump volute interface
- Helps maintain system pressure and prevent fluid bypass
- Direct drop-in replacement for compatible pump assemblies
- Supports reliable, long-term pump performance
Applications
- Compatible Lochinvar & A.O. Smith hydronic heating systems
- Water heater and boiler pump assemblies requiring volute gasket replacement
- Preventive maintenance and service repair applications
Why Choose OEM Parts?
OEM gaskets are manufactured to the exact tolerances and material specifications of the original equipment, ensuring a proper seal and extended service life. Selecting the Lochinvar & A.O. Smith 100277953 eliminates guesswork during service calls and helps technicians complete repairs efficiently and confidently.







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