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301.02.0042 Air Dryer Valve, Brake System

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301.02.0042 Compatible Air Dryer Valve

301.02.0042

Summary

This air dryer valve is engineered for heavy-duty air brake systems, featuring M22x1.5 and M12x1.5 port configurations and an 8.1 BAR operating pressure. Designed for durability in demanding environments, it ensures reliable air processing for Mercedes-Benz, Scania, and DAF vehicles. Equivalent to OE DAF 1517970, Mercedes-Benz 0014312315 and Provia PRO1220060.

Product identifiers
EAN Code8699031075396
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Compatible OEM Codes

  • WABCO
    • 432 410 202 0
  • SCANIA
    • 390854
  • ProVia
    • PRO 122 006 0
  • MERCEDES BENZ
    • 001 431 23 15
  • DAF
    • 1517970

Description

What does an air dryer valve do?

This air dryer valve plays a critical role in the pneumatic brake system by ensuring the removal of moisture, oil, and particulates from the compressed air supply. By maintaining clean air throughout the system, it prevents corrosion and extends the service life of sensitive braking components.

Vehicle compatibility and fitment

This part is engineered for fitment in heavy commercial vehicles including Mercedes-Benz, Scania, and DAF trucks. It is also fitted to other heavy-duty vehicles requiring precise air regulation. The component utilizes high-strength materials to withstand high-pressure cycles and demanding duty cycles common in transport applications.

Installation and maintenance

Installation should be performed by a workshop technician to ensure all port connections are secure. The unit features specific port sizes including M22x1.5 and M12x1.5 to match OEM specifications. Regular inspection of the purge function is recommended to maintain optimal system performance.

System reliability

Maintaining the integrity of the air drying process helps prevent moisture buildup in the brake lines, reducing the risk of component failure during operation. Consult your authorized distributor.

OE cross-reference

301.02.0042 (Air Dryer Valve Air Dryer Valves) is the equivalent of the DAF, Mercedes-Benz, Provia, Scania and WABCO OE numbers. This part directly replaces DAF OE number 1517970. It also replaces Mercedes-Benz OE number 0014312315, Provia OE number PRO1220060, Scania OE number 390854 and WABCO OE number 4324102020.

Technical Specifications

Technical Specifications
Heater-----
Port 1M22x1,5
Port 21M22x1,5
Pressure8,1 BAR
Port 22M12x1,5
Port 4/23-

Other OEMs

DAF

  • 1517970

MERCEDES BENZ

  • A0014312315
  • 0014312315
  • 001.431.2315
  • 001.431.23.15
  • 001 431 2315
  • 001 431 23 15

ProVia

  • PRO 122 006 0

SCANIA

  • 390854

WABCO

  • 4324102020
  • 432.410.202.0
  • 432 410 202 0

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
MERCEDES BENZ
ProVia
SCANIA
WABCO

FAQ

What is the primary function of this air dryer valve?
It removes moisture, water, oil, and particulates from compressed air to protect the pneumatic brake system from corrosion.
Which vehicle brands are compatible with this part?
This component is designed for Mercedes-Benz, Scania, and DAF trucks, as well as other heavy commercial vehicles.
What are the technical port specifications?
The valve features M22x1.5 ports (Port 1 and Port 21) and an M12x1.5 port (Port 22), operating at a pressure of 8.1 BAR.
How can I identify if the valve needs replacement?
Technicians should look for signs of moisture in the air lines or irregular purging cycles which indicate a potential failure in the drying process.
What are the OE reference numbers of this part?
301.02.0042 directly replaces DAF OE number 1517970. It also replaces Mercedes-Benz OE number 0014312315, Provia OE number PRO1220060, Scania OE number 390854 and WABCO OE number 4324102020.