81521016112 MAN Unloader Valves
301.01.0001
Summary
●Port 1: M22x1,5 ●Port 4: - ●Port 21: M22x1,5 ●Port 23: - ●Plugged: ✓ ●Cut-Out Pressure: 8,1 BAR/0,2 BAR ●Inflation Valve: ✓ ●Recycle Valve: - ●Port 22: -
| 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
The precision-engineered Unloader Valve is a critical component within the pneumatic brake system, ensuring stable pressure regulation during heavy-duty operations. This component is designed to handle high-stress environments, providing reliable control over air distribution and system pressure stabilization.
This product is the OE equivalent of the MAN 81521016112 unloader valve used in MAN heavy commercial vehicles. It features specific port configurations including M22x1,5 for Port 1 and Port 21, and is optimized for a cut-out pressure of 8,1 BAR / 0,2 BAR. The part is engineered with high-strength components to ensure long-term durability in professional workshop environments.
For maintenance professionals and fleet managers, this unloader valve offers seamless integration into the existing pneumatic circuit. It is essential for maintaining consistent air flow and preventing system fluctuations during transit. Technicians should verify the port dimensions and pressure specifications to ensure exact fitment during installation.
Always consult your authorized distributor or technical documentation to confirm full compatibility with your specific vehicle model and year before replacement.
This product is the OE equivalent of the MAN 81521016112 unloader valve used in MAN heavy commercial vehicles. It features specific port configurations including M22x1,5 for Port 1 and Port 21, and is optimized for a cut-out pressure of 8,1 BAR / 0,2 BAR. The part is engineered with high-strength components to ensure long-term durability in professional workshop environments.
For maintenance professionals and fleet managers, this unloader valve offers seamless integration into the existing pneumatic circuit. It is essential for maintaining consistent air flow and preventing system fluctuations during transit. Technicians should verify the port dimensions and pressure specifications to ensure exact fitment during installation.
Always consult your authorized distributor or technical documentation to confirm full compatibility with your specific vehicle model and year before replacement.
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 is the primary function of this Unloader Valve?
It regulates air pressure within the pneumatic braking system to ensure stable operation and consistent pressure levels.
Which vehicle brands is this part compatible with?
This part is specifically designed for MAN heavy commercial vehicles and their related systems.
What are the technical port specifications?
The unit features M22x1,5 threading on Port 1 and Port 21, and it is supplied in a plugged configuration.
Can you provide the full list of compatible OEM codes?
The primary compatible OEM reference for this part is MAN 81521016112.
What should a technician check before installation?
Verify that the port sizes (M22x1,5) and the cut-out pressure (8,1 BAR) match the existing vehicle system requirements.