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301.02.0019 Air Dryer Valve for MAN Trucks

301.02.0019

Summary

This air dryer valve is designed for heavy commercial vehicle braking systems, specifically compatible with MAN. It features M22x1.5 and M12x1.5 port configurations and is rated for 12.5 BAR pressure to ensure reliable moisture removal from air lines. Equivalent to OE MAN 81521026020 and WABCO 4324101110.

Product identifiers
EAN Code8699031094755
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Compatible OEM Codes

  • MAN
    • 81.52102-6084
    • 81.52102-6037
    • 81.52102-6024
    • 81.52102-6020
  • WABCO
    • 432 410 111 0

Description

What does an air dryer valve do?

This air dryer valve plays a critical role in the pneumatic braking system by managing air quality and pressure regulation. By effectively removing moisture and contaminants from the compressed air stream, it protects vital brake components from corrosion and prevents freeze-up during operation, ensuring consistent braking performance for heavy commercial vehicles.

Vehicle and system compatibility

This component is designed for compatibility with MAN trucks and is also compatible with WABCO systems. It features specific port dimensions, including M22x1.5 and M12x1.5 connections, making it a precise fit for the required pneumatic architecture.

Installation and maintenance guidance

For proper maintenance, technicians should inspect the valve during scheduled service intervals to prevent moisture buildup. Ensuring correct port alignment during installation is essential to maintain the 12.5 BAR pressure rating and prevent leaks within the air brake system.

System reliability and maintenance

Regularly checking the integrity of these valves helps prevent system-wide contamination and reduces long-term maintenance costs for fleet managers. Consult your authorized distributor.

OE cross-reference

301.02.0019 (Air Dryer Valve Air Dryer Valves) is the equivalent of the MAN and WABCO OE numbers. This part directly replaces MAN OE numbers 81521026020, 81521026024, 81521026037, 81521026084. It also replaces WABCO OE number 4324101110.

Technical Specifications

Technical Specifications
Heater-----
Port 1M22x1,5
Port 21M22x1,5
Pressure12,5 BAR
Port 22M12x1,5
Port 4/23-

Other OEMs

MAN

  • 81521026084
  • 81521026037
  • 81521026024
  • 81521026020
  • 81.52102.6084
  • 81.52102.6037
  • 81.52102.6024
  • 81.52102.6020
  • 81.52102-6084
  • 81.52102-6037
  • 81.52102-6024
  • 81.52102-6020

WABCO

  • 4324101110
  • 432.410.111.0
  • 432 410 111 0

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MAN
WABCO

FAQ

What is the function of this air dryer valve?
The valve manages moisture and contaminants within the air brake system to prevent corrosion and freezing in the pneumatic lines.
Which vehicle brands is this component compatible with?
This component is designed for MAN trucks and is compatible with WABCO systems.
What are the technical port specifications?
The unit features M22x1.5 and M12x1.5 port sizes and is rated for a working pressure of 12.5 BAR.
How can I identify if a replacement is needed?
Technicians should look for signs of moisture in the air lines or inconsistent pressure regulation in the braking system.
What are the OE reference numbers of this part?
301.02.0019 directly replaces MAN OE numbers 81521026020, 81521026024, 81521026037, 81521026084. It also replaces WABCO OE number 4324101110.