Series 64 Gasket Replacement

3-inch shaft with a milled flat ensures maximum grip on the blower wheel set screw to prevent slipping

as 24V coils will not pull in on millivolt power

While this is a 22-inch 4-blade propeller

Lochinvar & A.O. Smith 100135293 Burner Kit 319847-401 Series 64 Gasket ReplacementThe Lochinvar 100135293 Burner Kit is a critical OEM replacement component engineered for high efficiency commercial water heaters, specifically compatible with A. O. Smith BTH 120 250 and Lochinvar AWN AWL 151 286 series models. This pre mixed combustion burner ensures precise gas to air ratios, maintaining thermal stability and reducing NOx emissions across variable firing rates. As a direct fit replacement burner, it resolves common combustion