949873 Volvo NL10 D10A Governor Valve

What does a governor valve do?

This compressor governor valve plays a critical role in regulating air pressure within the pneumatic braking system of heavy commercial vehicles. By managing the air supply, it ensures that the compressor maintains the correct pressure levels required for safe and reliable braking performance. Built with high-strength components, this part is designed to withstand demanding operational cycles.

Vehicle and engine compatibility

This component is specifically compatible with Volvo NL10 trucks equipped with D10A engines. It serves as a reliable replacement to maintain system integrity in heavy commercial vehicle applications. Check the compatibility list for exact fitment.

Installation and maintenance

When performing maintenance, technicians should verify that the M10x1 port size matches the existing installation to ensure a secure, leak-free connection. It is essential to check the 7.9 BAR pressure setting against the original manufacturer specifications to maintain correct system calibration.

System performance and selection

Proper selection of this governor valve prevents irregular air pressure fluctuations and ensures consistent performance across the air brake system.

OE cross-reference

301.05.0002 (Compressor Governor Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 949873.