Lochinvar & A.O. Smith 100111335 Burner Assembly 318423-701 Precision Grip: V-bolt design provides

Precision Grip: V-bolt design provides maximum surface contact to eliminate shaft slippage during high-cycle operation

As a critical OEM burner orifice

Common Questions: Is the limit switch included with the 902818 assembly

Always verify the hub offset and bore size before attempting to use this in cross-brand applications

Lochinvar & A.O. Smith 100111335 Burner Assembly 318423-701 Precision Grip: V-bolt design providesThe Lochinvar and A. O. Smith 100111335 Burner Assembly is a critical OEM replacement component designed for high efficiency commercial water heaters and boilers. This 18 inch natural gas burner assembly features a precision machined #37 orifice, ensuring calibrated BTU input and consistent flame patterns required for optimal thermal heat exchange. Engineered for high output water heater repair, this assembly addresses common combustion issues such as