PIHIL RV Air Conditioner Fan Blade 10-1/2" D-Shaped 1/2" Shaft Quiet Replacement, Direct-Fit

If your RV's rooftop air conditioner is making noise, running inefficiently, or the existing fan blade is cracked, the PIHIL 3313107.015 fan blade restores smooth airflow and quiet operation. This replacement part is manufactured to match the fit and function of several OEM references so you can swap it in quickly without modifying the condenser housing or motor shaft.

Will this fan blade fit my Dometic Brisk or Duo-Therm model?

Yes — the PIHIL 3313107.015 was designed to be compatible with many Brisk and Duo-Therm models. Check the model list and shaft type before ordering to ensure an exact match.

• Fits Dometic Duo-Therm Brisk Air Heat Pump Series 390 and 591.
• Compatible with Brisk Air Air Conditioner Series: 532, 546, 548, 557, 558, 559, 570, 578, 579, 589, 590, 595.
• Replaces OEM numbers: 3313107.0150000001, 317937.000, 3107914.008.
• Verify your motor shaft is 1/2" D-shaped before installation.

What are the exact dimensions and mounting details?

The blade's size and mounting profile are critical to ensure balanced operation and clearance inside the condenser shroud. PIHIL lists the precise measurements so you can confirm compatibility at a glance.

• Overall diameter: 10-1/2" (measured tip-to-tip).
• Thickness: 3" total blade stack depth for correct airflow and clearance.
• Shaft bore: 1/2" D-shaped hole to match common RV A/C motor shafts.
• Lightweight construction to reduce motor load and vibration.

Which motors and RV brands work with this replacement blade?

PIHIL 3313107.015 is compatible with many condenser motors and popular RV manufacturers, making it a practical spare for technicians and owners. Confirm motor part numbers or physical shaft shape to avoid mismatches.

• Replaceable with motors such as 57912, 57915, 59136, 59146, 59156, 59516, 59530, B3351.
• Commonly used in RVs, campers, and travel trailers including Fifth Wheel models and brands like Coleman, Jayco, Keystone Cougar, and Ice Castle.
• Suitable for both rooftop A/C and heat pump condenser fan assemblies that accept a 10-1/2" blade.
• Check for clearance inside shroud to avoid contact with housing or grille.

How will replacing the fan blade affect performance and noise?

Installing a properly sized, undamaged fan blade helps restore balanced airflow and reduces rattling or whining caused by cracked or warped blades. A correctly fitted blade also lowers motor strain and can improve the longevity of the condenser motor.

• Smooth, balanced rotation reduces vibration and audible noise.
• Restores designed airflow across condenser coils for efficient heat transfer.
• Lightweight but rigid profile minimizes motor loading and wobble.
• Immediate improvement typically noticed after replacing damaged blades.

Who is this for: The PIHIL 3313107.015 fan blade is intended for RV owners, maintenance technicians, and aftermarket parts retailers who service Dometic Brisk and Duo-Therm rooftop air conditioners. If you need a direct replacement for listed OEM numbers, have a 1/2" D-shaped motor shaft, and require a 10-1/2" condenser blade to restore quiet, reliable operation, this part is a practical solution. Always confirm measurements and shaft profile before purchase to ensure a correct fit.