Featuring a 3/4" NPT connection and a robust direct-acting valve body

wire-drawing on the needle seat

This heavy-duty component is built to withstand high operating temperatures

it meets the rigorous standards required for field service and industrial installations where OEM consistency is necessary for system calibration

This SPST (Single Pole Single Throw) snap-acting control provides precise regulation within a 140°F to 550°F temperature range

Lennox 71M82 Main Burner 30067439-890 Featuring a 3/4" NPT connectionWhen performing a field service upgrade or restoring a heating system, using a genuine Lennox 71M82 Main Burner is critical for maintaining the intended combustion profile. This OEM Lennox furnace burner, also identified by part number LB 106845A, is engineered from corrosion resistant, robust materials to withstand high thermal stress environments in residential and commercial units. As a veteran technician knows, precise burner orifice alignment and