Lennox 35K73 Gasket 319848-301 Field technicians rely on the

Field technicians rely on the SEP88A-600R for its 0 to 43 PSI pressure range and its 1/4 SAE male flare connection

it accounts for small variations in air density to maintain reliable ignition cycles across the equipment's lifespan

The precise sensing mechanism is calibrated to trigger only when improper venting is confirmed

OEM Compatibility: Serves as the official replacement for P130600

Lennox 35K73 Gasket 319848-301 Field technicians rely on theThe Lennox 35K73 Burner Gasket is a critical sealing component engineered for high temperature resilience in residential and commercial gas fired systems. Designed as a high performance flange gasket, this part establishes a robust seal between the burner assembly and the heat exchanger or orifice plate. By preventing the bypass of combustion gases and minimizing heat loss, the 35K73 ensures the pressure switch detects proper drafting while