Lochinvar & A.O. Smith 100187922 Burner Assembly 320074-702 This complete natural gas pilot

This complete natural gas pilot kit ensures a stable and precise flame pattern necessary for reliable main burner ignition

Cartridge Design: Simplified housing integration allows for faster swap-outs in the field compared to standard pill-block inserts

ensuring minimal downtime during retrofits

and updated technical labels to keep your installation up to code and fully compliant with manufacturer specifications

if the actuator has an internal transformer (suffix -2 models)

Lochinvar & A.O. Smith 100187922 Burner Assembly 320074-702 This complete natural gas pilotThe Lochinvar & A. O. Smith 100187922 Burner Assembly is a critical OEM replacement burner engineered for precision combustion in industrial and commercial water heating applications. This 18 inch natural gas burner is factory calibrated with a #34 orifice, ensuring the exact stoichiometric ratio required for high efficiency thermal output. Designed to replace legacy part numbers 100187922 and 9005953005, this assembly maintains the integrity of the