79379137 Compatible Check Valve — Volvo

What does a check valve do?

This check valve plays a critical role in maintaining unidirectional airflow within the pneumatic brake system. It prevents backflow, ensuring that air pressure remains stable within the circuit to support consistent braking performance. Manufactured with high-strength components, this component is built to withstand the demanding operating conditions of heavy commercial vehicle systems.

Vehicle and engine compatibility

This part is specifically designed for use in Volvo VNL trucks equipped with D12 engines. It is compatible with the specialized air systems found in these heavy commercial vehicles. Always verify the chassis number to ensure precise fitment for the specific vehicle configuration.

Installation and maintenance

For correct installation, technicians should ensure the M22x1,5 threaded connections are properly seated and that the airflow direction aligns with the system requirements. Maintaining clean connection points and inspecting the seals during installation helps prevent leaks in the pneumatic circuit.

System integration

Consult your authorized distributor.

OE cross-reference

303.15.0001 (Check Valve Check Valves) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 79379137.