Lochinvar & A.O. Smith 100111744 Gasket 320819-301 and 100335-33

and 100335-33

The HK61EA021 is often the factory-authorized successor for several older revisions

Direct OEM Replacement: Ensures exact physical mounting and electrical connector compatibility for York S1-026-46427-000 specifications

this valve provides the consistent throughput required to maintain a stable flame signal and prevent common ignition failure codes on the Smart System display

utilizing this genuine factory part ensures exact fitment and keeps the appliance within original manufacturer performance specifications

Lochinvar & A.O. Smith 100111744 Gasket 320819-301 and 100335-33The Lochinvar & A. O. Smith 100111744 Gasket is a critical OEM replacement part designed specifically for the blower burner assembly in high efficiency gas fired systems. Engineered from a high temperature aluminum based material, this 100111744 blower burner gasket provides a robust seal between the blower housing and the burner flange. It is vital for preventing the leakage of combustion byproducts and ensuring consistent airflow regulation within