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81521026037 Compatible MAN Air Dryer Valve

301.02.0019

Summary

This air dryer valve is designed for MAN heavy commercial vehicles. It features M22x1.5 and M12x1.5 ports and operates at 12.5 BAR pressure to ensure reliable moisture removal within the pneumatic brake system. Equivalent to OE MAN 81521026037.

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 brake system by managing air quality and protecting downstream components. By regulating pressure and managing air flow, it helps prevent moisture accumulation and contaminants from entering the braking lines, ensuring consistent performance during heavy-duty operations.

Vehicle compatibility and fitment

This component is compatible with MAN trucks and other heavy commercial vehicle applications. It is engineered to meet the specific requirements of the vehicle's pneumatic circuit, ensuring seamless integration with existing air systems.

Installation and maintenance

Installation requires careful attention to the port specifications, including the M22x1.5 and M12x1.5 thread sizes. Maintaining the 12.5 BAR operating pressure is essential for effective moisture separation and valve function. Regular inspection of the connection points ensures long-term reliability in demanding environments.

System performance guidance

For optimal performance, technicians should check for any signs of air leakage or pressure drops within the system during routine maintenance intervals.

OE cross-reference

301.02.0019 (Air Dryer Valve Air Dryer Valves) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 81521026037.

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 air flow and moisture within the pneumatic brake system to protect components from corrosion and ensure consistent braking performance.
Which vehicles is this part compatible with?
This component is specifically designed to be compatible with MAN 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) for correct system integration.
What is the maximum operating pressure?
This air dryer valve is designed to operate at a standard pressure of 12.5 BAR.
What are the OE reference numbers of this part?
301.02.0019 directly replaces MAN OE number 81521026037.