303.01.0031 Relay Valve
1012 Visualized

303.01.0031 Relay Valve — WABCO Compatible

303.01.0031

Summary

●Port 1: M22x1,5 ●Port 2: M22x1,5 ●Port 4: M22x1,5 ●Pressure: MAX 8 BAR

EAN Code8683457009134
Ready to Order
Get Information
Share
WhatsApp Facebook X LinkedIn

Compatible OEM Codes

  • WABCO 973 001 030 0
  • NISSAN UD TRUCK 069029470
  • IVECO 222692
  • DAF 1519314

Description

The technical function of this relay valve is to manage pneumatic pressure distribution within the brake system, ensuring rapid and reliable signal transmission for heavy commercial vehicles. Designed with high-strength components, it maintains precise control under operational pressure up to 8 bar.

303.01.0031 is the OE-equivalent of the WABCO 973 001 030 0 relay valve used in DAF, IVECO, NISSAN UD TRUCK, and IRISBUS systems. This product ensures seamless integration with original braking-suspension hardware and meets strict industrial standards for heavy-duty applications.

For workshop technicians, this component features standard M22x1,5 threading on Ports 1, 2, and 4 to facilitate straightforward assembly and maintenance. Regular inspections of the pneumatic lines and port integrity are recommended to maintain optimal system-wide performance during service intervals.

This component is engineered for durability in demanding environments, providing stable pressure regulation to prevent system latency. It is a critical part for maintaining the safety and reliability of heavy-duty braking architectures.

Technical Specifications

Port 1M22x1,5
Port 2M22x1,5
Port 4M22x1,5
PressureMAX 8 BAR

Other OEMs

DAF

  • 1519314

IVECO

  • 222692

NISSAN UD TRUCK

  • 069029470

WABCO

  • 9730010300
  • 973 001 030 0

Vehicles Used

BrandModelEngine
DAF
IRISBUS
IVECO
NISSAN UD TRUCK
WABCO

FAQ

Which OEM numbers is this part compatible with?
This relay valve is compatible with WABCO 973 001 030 0, DAF 1519314, IVECO 222692, and NISSAN UD TRUCK 069029470.
What is the maximum operating pressure for this unit?
The relay valve is designed to operate at a maximum pressure of up to 8 BAR.
What are the port specifications for installation?
The unit features three ports (Port 1, Port 2, and Port 4), all utilizing an M22x1,5 thread size.
Which vehicle makes can use this relay valve?
It is suitable for heavy commercial vehicles from brands including DAF, IVECO, NISSAN UD TRUCK, and IRISBUS.
Is this part suitable for WABCO systems?
Yes, it is a high-quality compatible part for WABCO systems using code 973 001 030 0.