20547525 S3 Volvo NH12 D12C Compressor Crankshaft Flange

What does a crankshaft flange do?

This compressor crankshaft flange plays a vital role in the mechanical drive of the air brake compressor. It is engineered to handle the repetitive torque and pressure fluctuations encountered during heavy-duty operation, ensuring the drive connection remains secure within the pneumatic system.

Compatible vehicles and engines

This component is compatible with Volvo NH12 vehicles, including models such as the NH 12/460, NH 12/340, NH 12/380, and NH 12/420 utilizing D12C engines. It serves as a reliable replacement for components in these specific heavy commercial vehicle configurations.

Installation and maintenance

When replacing this part, technicians should verify the pilot diameter, bolt hole circle, and hole count to ensure a perfect match. Proper installation is essential to prevent vibrations or air leakage within the compressor assembly. Consult your authorized distributor to confirm exact fitment for your specific compressor type.

Troubleshooting and selection

Maintaining the integrity of the crankshaft connection helps prevent premature wear in the air brake system. Regular inspection of the flange and mounting surfaces during routine service can prevent unexpected downtime in fleet operations.

OE cross-reference

13 01 13 (Compressor Crankshaft Flange) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20547525S3.