Lennox 46K11 Fan Blade 340155-7024 CNT03782 is the current manufacturer

CNT03782 is the current manufacturer part number that replaces the CNT3782

The factory-installed clamp on the MA41-7150 typically accommodates round shafts up to 3/4" and square shafts up to 1/2"

providing a quieter operation compared to aged or aftermarket alternatives

avoid touching the element to prevent skin oils from creating hot spots that lead to premature stress and failure

For high-temperature or high-pressure steam applications

Lennox 46K11 Fan Blade 340155-7024 CNT03782 is the current manufacturerAs a seasoned tech, you know that a failed Lennox 46K11 Fan Blade in a high demand condenser unit is a "no cooling" call waiting to happen. This 18 inch, 3 blade propeller is an essential OEM Lennox replacement part engineered for exact balance and HVAC airflow efficiency. Designed with a 22 degree pitch and a standard 1 2" bore, this condenser fan blade is a direct drop in for a wide range of Lennox, Allied, Armstrong, AirEase, and Ducane equipment.