81521026057 Air Dryer Valve for MAN Trucks
301.02.0040
Summary
This air dryer valve is designed for MAN heavy commercial vehicles. It features a 24 V heater and specific port configurations including M22x1,5 and M12x1,5 to ensure reliable moisture removal from the pneumatic system. Equivalent to OE MAN 81521026057.
| EAN Code | 8699031075372 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 81.52102-6081
- 81.52102-6063
- 81.52102-6062
- 81.52102-6057
- 81.52102-6029
- 81.52102-6028
- 81.52102-6027
-
WABCO
- 432 410 200 0
-
NISSAN UD TRUCK
- 475409X402
-
LIEBHERR
- 502658308
Description
What does an air dryer valve do?
This air dryer valve plays a critical role in the pneumatic braking system by removing moisture and contaminants from the compressed air. By preventing water buildup, it protects downstream components from corrosion and freezing, ensuring consistent braking performance for heavy commercial vehicles.Compatibility and technical specifications
This specific component is designed for use in MAN trucks. It features a 24 V heater to prevent moisture accumulation in cold conditions and includes port sizes of M22x1,5 and M12x1,5 to ensure precise integration within the air brake system.Installation and maintenance guidance
For optimal performance, technicians should verify that the port connections and electrical connections are secure during installation. Regular inspection of the valve's operation helps prevent moisture-related faults in the braking circuit. Consult your authorized distributor.OE cross-reference
301.02.0040 (Air Dryer Valve Air Dryer Valves) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 81521026057.Technical Specifications
| Heater | 24 V |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 8,1 BAR |
| Port 22 | M12x1,5 |
| Port 4/23 | - |
Other OEMs
LIEBHERR
- 502658308
MAN
- 81521026081
- 81521026063
- 81521026062
- 81521026057
- 81521026029
- 81521026028
- 81521026027
- 81.52102.6081
- 81.52102.6063
- 81.52102.6062
- 81.52102.6057
- 81.52102.6029
- 81.52102.6028
- 81.52102.6027
- 81.52102-6081
- 81.52102-6063
- 81.52102-6062
- 81.52102-6057
- 81.52102-6029
- 81.52102-6028
- 81.52102-6027
NISSAN UD TRUCK
- 475409X402
WABCO
- 4324102000
- 432.410.200.0
- 432 410 200 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| LIEBHERR | |||
| MAN | |||
| NISSAN UD TRUCK | |||
| WABCO |
FAQ
What is the primary function of this air dryer valve?
It removes moisture and contaminants from compressed air to protect the braking system from corrosion and freezing.
Which vehicle brands is this part compatible with?
This component is designed for use in MAN heavy commercial vehicles.
Does this valve include an integrated heater?
Yes, this model features a 24 V heater to maintain functionality in cold operating environments.
What are the port specifications for this unit?
The unit is equipped with M22x1,5 and M12x1,5 ports to ensure correct fitment within the pneumatic circuit.
What are the OE reference numbers of this part?
301.02.0040 directly replaces MAN OE number 81521026057.