81521016177 MAN Unloader Valves
301.01.0001
Summary
●Port 1: M22x1,5 ●Port 21: M22x1,5 ●Plugged: OK ●Cut-Out Pressure: 8,1 BAR / 0,2 BAR ●Inflation Valve: OK. This high-strength component is designed for MAN heavy commercial vehicles.
| EAN Code | 8699031064352 |
|---|
Ready to Order
Compatible OEM Codes
- MAN K0.00280-8514 85.50001-3210 85.50001-1813 85.50001-1617 85.50001-1569 81.52101-9132 81.52101-9123 81.52101-9085 81.52101-9083 81.52101-9076 81.52101-6304 81.52101-6199 81.52101-6177 81.52101-6155 81.52101-6132 81.52101-6123 81.52101-6119 81.52101-6114 81.52101-6112 81.52101-6103 81.52101-6085 81.52101-6083 81.52101-6076
- MERCEDES BENZ 002 431 96 06 002 431 83 06 002 431 49 06 002 431 43 06 002 431 34 06 002 431 18 06 001 431 98 06 001 431 34 06 001 431 12 06 001 431 06 06 001 431 00 06
- RENAULT TRUCKS 7700051785 5000819893 5000819345 5000464197 5000243947
- FAUN 99701725373 1612050 1612049 1612037 1612026
- STEYR 99100360002 79100360070 79100360002
- NEOPLAN 1102733544138 1102435544308
- IVECO 02516923 02516892
- DAF BBU5210 1506504
- WABCO 975 303 473 0
- VOLVO 6789355
- TEREX 32409540
- SCANIA 2090402
- NISSAN UD TRUCK 47540D8929
- KRONE 9454310
- KOMATSU 20G68K4520
- IRISBUS 4804765
- GOLDHOFER 160612
- FENDT 822880020150
- CASE 820010150
Description
This Unloader Valve is a critical component within the pneumatic brake system, ensuring precise pressure regulation and system stability. Engineered with high-strength components, it maintains consistent performance under demanding operational conditions to support heavy commercial vehicle safety standards.
The 81521016177 model is the OE equivalent of the MAN Unloader Valves used in MAN heavy commercial vehicles. This product features specific technical configurations including M22x1,5 ports at positions 1 and 21, a cut-out pressure of 8,1 BAR / 0,2 BAR, and an integrated inflation valve. It serves as a reliable replacement for the original part to maintain optimal pneumatic control.
For workshop technicians performing maintenance or system overhauls, this component provides a precise fit within the braking architecture. It is essential to verify the port specifications and pressure ratings during installation to ensure full compatibility with the existing pneumatic circuit of the vehicle.
Regular inspection of the unloader valve and its connection points helps prevent pressure irregularities in the brake system. Maintaining these components ensures the long-term reliability of the vehicle's pneumatic systems.
The 81521016177 model is the OE equivalent of the MAN Unloader Valves used in MAN heavy commercial vehicles. This product features specific technical configurations including M22x1,5 ports at positions 1 and 21, a cut-out pressure of 8,1 BAR / 0,2 BAR, and an integrated inflation valve. It serves as a reliable replacement for the original part to maintain optimal pneumatic control.
For workshop technicians performing maintenance or system overhauls, this component provides a precise fit within the braking architecture. It is essential to verify the port specifications and pressure ratings during installation to ensure full compatibility with the existing pneumatic circuit of the vehicle.
Regular inspection of the unloader valve and its connection points helps prevent pressure irregularities in the brake system. Maintaining these components ensures the long-term reliability of the vehicle's pneumatic systems.
Technical Specifications
| Port 1 | M22x1,5 |
|---|---|
| Port 4 | - |
| Port 21 | M22x1,5 |
| Port 23 | - |
| Plugged | OK |
| Cut-Out Pressure | 8,1 BAR / 0,2 BAR |
| Inflation Valve | OK |
| Recycle Valve | - |
| Port 22 | - |
Other OEMs
CASE
- 820010150
DAF
- BBU5210
- 1506504
FAUN
- 99701725373
- 1612050
- 1612049
- 1612037
- 1612026
FENDT
- 822880020150
GOLDHOFER
- 160612
IRISBUS
- 4804765
IVECO
- 02516923
- 02516892
KOMATSU
- 20G68K4520
KRONE
- 9454310
MAN
- K0002808514
- 85500013210
- 85500011813
- 85500011617
- 85500011569
- 81521019132
- 81521019123
- 81521019085
- 81521019083
- 81521019076
- 81521016304
- 81521016199
- 81521016177
- 81521016155
- 81521016132
- 81521016123
- 81521016119
- 81521016114
- 81521016112
- 81521016103
- 81521016085
- 81521016083
- 81521016076
- K0.00280-8514
- 85.50001-3210
- 85.50001-1813
- 85.50001-1617
- 85.50001-1569
- 81.52101-9132
- 81.52101-9123
- 81.52101-9085
- 81.52101-9083
- 81.52101-9076
- 81.52101-6304
- 81.52101-6199
- 81.52101-6177
- 81.52101-6155
- 81.52101-6132
- 81.52101-6123
- 81.52101-6119
- 81.52101-6114
- 81.52101-6112
- 81.52101-6103
- 81.52101-6085
- 81.52101-6083
- 81.52101-6076
MERCEDES BENZ
- A0024319606
- A0024318306
- A0024314906
- A0024314306
- A0024313406
- A0024311806
- A0014319806
- A0014313406
- A0014311206
- A0014310606
- A0014310006
- 002 431 96 06
- 002 431 83 06
- 002 431 49 06
- 002 431 43 06
- 002 431 34 06
- 002 431 18 06
- 001 431 98 06
- 001 431 34 06
- 001 431 12 06
- 001 431 06 06
- 001 431 00 06
NEOPLAN
- 1102733544138
- 1102435544308
NISSAN UD TRUCK
- 47540D8929
RENAULT TRUCKS
- 7700051785
- 5000819893
- 5000819345
- 5000464197
- 5000243947
SCANIA
- 2090402
STEYR
- 99100360002
- 79100360070
- 79100360002
TEREX
- 32409540
VOLVO
- 6789355
WABCO
- 9753034730
- 975 303 473 0
Related Products
Repair Kits
Vehicles Used
FAQ
What are the technical specifications for this unloader valve?
This component features Port 1 and Port 21 with M22x1,5 threading. It operates with a cut-out pressure of 8,1 BAR / 0,2 BAR and includes an integrated inflation valve.
Which vehicle brands is this part compatible with?
This product is specifically designed to be compatible with MAN heavy commercial vehicles and their pneumatic braking systems.
Can you provide the complete list of compatible OEM codes?
The compatible OEM reference for this part is MAN 81521016177.
What is the function of this unloader valve in the brake system?
The unloader valve regulates air pressure within the pneumatic circuit, ensuring that the system maintains correct pressure levels during operation and helps in managing air-flow transitions.
Is this part suitable for heavy commercial vehicle maintenance?
Yes, it is designed as a high-strength component for heavy commercial vehicle applications, specifically engineered to meet professional workshop standards for durability.