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5021170458 Relay Valve for Renault Trucks

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5021170458 Renault Trucks Compatible Relay Valve

303.01.0003

Summary

This relay valve is designed for Renault Trucks brake systems, ensuring rapid pneumatic response. It features M22x1.5 and M16x1.5 VOSS ports and is engineered to withstand heavy-duty operating pressures up to 10 BAR. Equivalent to OE Renault Trucks 5021170458.

Product identifiers
EAN Code8699031064338
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Compatible OEM Codes

  • MAN
    • 81.52116-9067
    • 81.52116-6069
    • 81.52116-6068
    • 81.52116-6067
  • MERCEDES BENZ
    • 004 429 11 44
    • 004 429 06 44
  • WABCO
    • 973 006 001 0
  • SCANIA
    • 1935645
  • RENAULT TRUCKS
    • 5021170458
  • DAF
    • 1505150
  • ALEXANDER DENNIS
    • DP002130

Description

What does a relay valve do?

This relay valve acts as a critical pneumatic control unit within the air brake system of heavy commercial vehicles. It functions by receiving a pilot signal from the brake pedal and directing air pressure directly from the nearest reservoir to the brake chambers. By bypassing long air lines, it significantly reduces braking lag and improves overall response time.

Vehicle compatibility

This component is specifically compatible with Renault Trucks vehicles. It is engineered to meet the rigorous demands of heavy commercial transport, ensuring that the braking performance remains consistent even under high-load conditions.

Technical specifications and installation

The unit features specific port configurations, including M22x1.5 VOSS for ports 1 and 2, and an M16x1.5 VOSS port for port 4. Maintenance technicians should ensure all connections are secure and check that the system pressure does not exceed the 10 BAR maximum limit during installation to ensure optimal performance.

Maintenance guidance

Regular inspection of the pneumatic connections and the valve's response speed can help prevent sudden braking failures. Check the compatibility list for further information.

OE cross-reference

303.01.0003 (Relay Valve Relay Valves) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 5021170458.

Technical Specifications

Technical Specifications
Port 1M22x1,5 VOSS
Port 2M22x1,5 VOSS
Port 4M16x1,5 VOSS
PressureMAX 10 BAR

Other OEMs

ALEXANDER DENNIS

  • DP002130

DAF

  • 1505150

MAN

  • 81521169067
  • 81521166069
  • 81521166068
  • 81521166067
  • 81.52116.6068
  • 81.52116.6067
  • 81.52116-9067
  • 81.52116-6069
  • 81.52116-6068
  • 81.52116-6067

MERCEDES BENZ

  • A0044291144
  • A0044290644
  • 0044291144
  • 0044290644
  • 004.429.1144
  • 004.429.11.44
  • 004.429.0644
  • 004.429.06.44
  • 004 429 1144
  • 004 429 0644
  • 004 429 11 44
  • 004 429 06 44

RENAULT TRUCKS

  • 5021170458

SCANIA

  • 1935645

WABCO

  • 9730060010
  • 973.006.001.0
  • 973 006 001 0

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
ALEXANDER DENNIS
DAF
MAN
MERCEDES BENZ
RENAULT TRUCKS
SCANIA
WABCO

FAQ

What is the function of this relay valve?
It directs air pressure from the main reservoir directly to the brake chambers upon receiving a pilot signal, minimizing braking lag in heavy commercial vehicles.
Which vehicle brands is this compatible with?
This specific part is compatible with Renault Trucks systems to ensure reliable braking performance.
What are the port specifications for this unit?
The unit is equipped with M22x1.5 VOSS ports (Port 1 and 2) and an M16x1.5 VOSS port (Port 4).
What is the maximum operating pressure?
This relay valve is designed for operation within a maximum pressure limit of 10 BAR.
What are the OE reference numbers of this part?
303.01.0003 directly replaces Renault Trucks OE number 5021170458.