Lennox LB-29333BM – Genuine OEM Replacement Direct Drive Blower Wheel

The Lennox LB-29333BM (primary catalog number 16596) is a critical direct drive blower wheel engineered for use in a variety of Lennox, Armstrong, and Ducane residential and light commercial HVAC systems. This component's purpose is to move large volumes of air, circulating either warm or cool air from the furnace or air handler through the ductwork and into the conditioned space. As the primary air distribution mechanism, its precise balance and condition are crucial for achieving optimal airflow efficiency, quiet operation, and overall system performance.

As a Genuine OEM Lennox part, this blower wheel is fabricated from high-quality, durable materials and is engineered for an exact, precision fit. This manufacturing standard ensures it is perfectly balanced to reduce noise and vibration—a common operational flaw of non-OEM alternatives. Because it is a wheel and not a motorized assembly, it does not have a voltage or RPM rating itself, but its specific dimensions guarantee compatibility with the specified direct-drive blower motors used in compatible units, ensuring optimal airflow and long-term performance.

Key Features and Function:

• Feature 1: Optimal Airflow Circulation – Designed with 48 blades to efficiently move high volumes of air throughout the duct system.
• Feature 2: Genuine OEM Reliability & Fitment – Manufactured to original factory specifications for a seamless, bolt-on installation.
• Feature 3: Balanced for Smooth Operation – Precision engineering reduces noise and vibration for a quieter system.
• Feature 4: Durable Construction & 1/2" Bore – Fabricated from high-quality materials with a standard 1/2 inch bore for dependable operation.

Product Details and Key Specifications:

• Part Number: LB-29333BM (Replaces 16596, 81A17, 74H06, P-8-10471, etc.)
• Manufacturer: Lennox (Genuine OEM)
• Part Type: Direct Drive Blower Wheel
• Voltage: N/A (Wheel only)
• HP / RPM: N/A (Wheel only)
• Phase / Hertz: N/A (Wheel only)
• Rotation: Clockwise (CW).
• Shipping Weight: 9 lbs (Gross Weight).
• Catalog Number: 16596
• EAN / UPC: 66255120860
• Product Width: 10-5/8 IN
• Diameter: 10-5/8 IN
• Bore Diameter: 1/2 IN
• Number of Blades: 48 Blades

🛠️ HVAC Depot Pro Tip: The Static Balance Check

When replacing a blower wheel, always check the motor shaft for wear and ensure the set screw is torqued correctly. Ensure the new wheel is installed with the correct clockwise rotation for proper airflow. Inspecting the bore and shaft for corrosion prevents future issues that might cause the new wheel to sit off-center, leading to noise and premature failure.

The LB-29333BM is a direct OEM replacement for the following part numbers:

• OEM Numbers:

   LB-29333BM, 16596, 81A17, 81A1701, 74H06, 74H0601, P-8-10471.

• Aftermarket/Fasco:

   Cross-reference not readily available; use the genuine OEM part number for best results.

Extensive Model Compatibility List:

Note: Use 'CTRL+F' to search for your specific model:

Lennox, Armstrong, and Ducane Series (partial list):

• Lennox G40 Series: G40UH-36B-070, G40UH-48B-090, G40UH-60C-110
• Lennox G51 Series: G51MP-36B-070, G51MP-48C-090
• Lennox G61 Series: G61MPV-36B-070, G61MPV-60C-090
• Lennox CBX Series: CBX27UH-030, CBX27UH-036, CBX32M-030, CBX32M-036
• Armstrong Air: G1N80, G1D80, G1D91, G1D93 (3-ton and 4-ton variants)