Mammoth Commercial 9924401602 Bushing 326058-756 The Zonefirst AOBD-12X10 is a

The Zonefirst AOBD-12X10 is a heavy-duty automatic opposed blade damper designed for precision airflow management within forced air zoning systems

and mechanical abrasion

Universal Replacement: Covers multiple older part numbers including 660599

Key Benefits for the Contractor Precise OEM Fit: Guaranteed Sterling unit heater compatibility

For technicians troubleshooting intermittent lockout or weak spark

Mammoth Commercial 9924401602 Bushing 326058-756 The Zonefirst AOBD-12X10 is aThe Mammoth Commercial 9924401602 Bushing is a critical hardware component designed for heavy duty industrial and commercial HVACR applications. This 1" zinc plated bushing provides essential structural integrity and corrosion resistance within mechanical assemblies, ensuring stable performance in high vibration environments. Engineering specifications for the 9924401602 prioritize precise tolerances for seamless integration with Mammoth HVAC