Nordyne 920995 Control Board 318172-701 021" natural gas orifice that

021" natural gas orifice that provides a stable flame for reliable thermocouple or flame sensor response

Industrial Build Quality: High-grade copper and brass construction prevents corrosion and maintains tight tolerances over thousands of cycles

which reduces oxidation risk inside the lines and allows for faster swaps in occupied spaces where torches are restricted

including the 24AAA and 25HBC series

ensuring long-term stability without signal degradation

Nordyne 920995 Control Board 318172-701 021" natural gas orifice thatThe Nordyne 920995 Control Board is a critical OEM HVAC replacement part engineered to regulate furnace ignition, blower sequences, and safety limit circuits. This board serves as the direct replacement for Nordyne 919490, ensuring full backward compatibility and restoring factory spec performance to residential heating units. As a high performance HVAC circuit board, it manages the timing for induction motors and blower cycles to optimize airflow and