1-6043 Fasco Replacement Blower Wheel 3-13/16 x 1-7/8 x 5/16 CCW Duo-Therm

Steel blower wheel for Duo-Therm booster motor (among others). Wheel measures 3-13/16" diameter x 1-7/8" deep. 5/16" center hole with set screw. Rotates clockwise when looking from the back of the motor. 3200rpm max. Also known as W69-178 and Packard BW16043.

1‑6043 – Fasco / Regal Rexnord Replacement Blower Wheel 3‑13/16" Diameter × 1‑7/8" Width × 5/16" Bore – Counter‑Clockwise (CCW)

The 1‑6043 blower wheel is the OEM‑style replacement used in select Fasco, Coleman, and Duo‑Therm furnace and HVAC applications. This wheel restores proper airflow, static pressure, and combustion performance in systems that use a compact booster or primary blower wheel.

Built to original specifications, the 1‑6043 features a 3‑13/16" diameter, 1‑7/8" wheel width, 5/16" bore, and counter‑clockwise (CCW) rotation. Ideal for replacing cracked, noisy, or unbalanced wheels that cause vibration, weak airflow, or ignition issues.

Key Features

• OEM‑style Fasco / Regal Rexnord replacement blower wheel

• 3‑13/16" diameter

• 1‑7/8" width

• 5/16" bore

• Counter‑Clockwise (CCW) rotation

• Restores proper airflow and combustion performance

• Compatible with Duo‑Therm and select Coleman mobile‑home furnaces

Common Symptoms Requiring Replacement

• Vibration or rattling during operation

• Weak airflow despite a good motor

• Wheel rubbing the housing

• Cracked or warped fins

• Excessive noise from blower section