301.07.0146 Compatible Pressure Limiting Valve — MAN & Mercedes-Benz
301.07.0146
Summary
This heavy-duty pressure limiting valve is engineered for precision in air brake systems. It features M22x1.5 ports and an operating pressure range of 9.6-0.3 Bar, ensuring reliable performance in MAN and Mercedes-Benz heavy commercial vehicles. Designed with high-strength components for durability. Equivalent to OE MAN 81521106097, Mercedes-Benz 0054291644 and WABCO 4341000490.
| EAN Code | 8683457046450 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 434 100 049 0
-
MERCEDES BENZ
- 005 429 16 44
-
MAN
- 81.52110-6097
Description
What does a pressure limiting valve do?
This pressure limiting valve plays a critical role in maintaining stable air pressure within the pneumatic braking system. By regulating air flow, it prevents overpressure conditions and ensures the consistent operation of heavy commercial vehicle braking and suspension components.Compatible vehicles and engines
This component is compatible with MAN and Mercedes-Benz trucks and buses. It is specifically designed to meet the rigorous demands of heavy commercial vehicle air systems, providing reliable regulation for professional fleet operations. Check the compatibility list.Installation and maintenance
Installation requires careful attention to the M22x1.5 port connections to ensure a secure seal. Technicians should verify that the operating pressure remains within the 9.6-0.3 Bar range during system testing to guarantee optimal braking response and safety.Troubleshooting and inspection
Regular inspection of the valve's return function is recommended during routine maintenance intervals to prevent air leaks or pressure fluctuations within the circuit.OE cross-reference
301.07.0146 (Pressure Limiting Valve) is the equivalent of the MAN, Mercedes-Benz and WABCO OE numbers. This part directly replaces MAN OE number 81521106097. It also replaces Mercedes-Benz OE number 0054291644 and WABCO OE number 4341000490.Technical Specifications
| Port 1 | M22x1.5 |
|---|---|
| Port 2 | M22x1.5 |
| Pressure | 9.6-0.3 Bar |
| Return | OK |
Other OEMs
MAN
- 81521106097
- 81.52110-6097
MERCEDES BENZ
- A0054291644
- 005 429 16 44
WABCO
- 4341000490
- 434 100 049 0
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MAN | |||
| MERCEDES BENZ | |||
| WABCO |
FAQ
What is the function of this pressure limiting valve?
It regulates air pressure within the braking system by opening at specific thresholds to vent excess air, ensuring safe and stable pneumatic operation.
Which vehicles are compatible with this part?
This component is designed for use in MAN and Mercedes-Benz heavy commercial vehicles, including trucks and buses.
What are the technical port specifications?
The valve is equipped with M22x1.5 ports on both sides to ensure standardized connection to the vehicle's air lines.
How do I identify a faulty pressure limiting valve?
Technicians should look for symptoms such as inconsistent braking response or visible air leaks near the M22x1.5 connections.
What are the OE reference numbers of this part?
301.07.0146 directly replaces MAN OE number 81521106097. It also replaces Mercedes-Benz OE number 0054291644 and WABCO OE number 4341000490.