the assembly features a 1-1/16" thread size and a 1-1/4" outer diameter

This assembly comes factory-equipped with a BCR-18 orifice (0

or plunger assembly

The Honeywell M7415A1006 Damper Actuator is a robust

Lochinvar & A.O. Smith 100112061 Burner Assembly 320819-301 the assembly features a 1-1/16"The Lochinvar & A. O. Smith 100112061 Burner Assembly is a high precision OEM replacement part engineered for large scale natural gas water heaters. This 20 inch burner assembly features a factory calibrated #31 orifice, ensuring the targeted gas flow rate required for stable combustion and optimal thermal efficiency. Built with heavy duty materials to withstand high temperature cycling, this component is essential for restoring the combustion system