To secure water/air flow, install the non-return valve in the vacuum system avoiding water loss and pump drainage.
Recommended for 6″ suction hose systems.
Non-return valve DN125
Operational benefits
- Better flow control
- Prevents overflows in the pump
Generation: 1.0
- Cast iron
- Designed for truck applications
Non-return valve
Non-return valve DN125
Right-sized for
Truck Master 3400
Truck Master 3400 is a liquid ring vacuum pump recommended for conventional vacuum trucks with 6” suction hoses.
| Suction hose | 6″ |
| ATEX | Zone 1 & 0 |
| Generation | 2 |
| Main material | Cast iron |
SLP 3100
SLP 3100 is a liquid ring vacuum pump recommended for conventional vacuum trucks with 6” suction hoses.
| Suction hose | 6″ |
| ATEX | Zone 1 & 0 |
| Generation | 1 |
| Main material | Cast iron |
Non-return valve
Specifications
| Part | Material | Specification EU | Specification US |
| Body | Cast iron | EN-GJL-250; EN 1561 | 250/274-35-35B 40-40B |
| Clap | Brass | G-X6CrNiMo 18 10 | A351 Grade CF8M |
| Gasket | Rubber | ACS EPDM | ACS EPDM |
| Washer | Plastic | PTFE | PTFE |
| Stem | Stainless steel | 1.4404 | AISI 316L |
| Spring | Stainless steel | 1.4404 | AISI 316L |
Other models
Non-return valves
Optimized system components for improved performance and reliability. Choose the right size Non-return valve for your Truck Master vacuum system.
Get started with Truck Master pumps
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