gr-qb-1/4-u
Product ID:9809
Updated: 2026/7/4
Key Features
- 1Ensure precise one-way airflow control.
- 2Prevent system backflow and contamination.
- 3Integrate easily with 1/4-inch pneumatic connections.
- 4Adjust manually for versatile application use.
- 5Rely on Festo's quality for automation systems.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Valve function | Flow control non-return function | Pneumatic connection 1 | QB-1/4 |
| Pneumatic connection 2 | QB-1/4 | Actuation type | Manual |
| Adjusting element | Slotted screw | Type of mounting | Optionally: Line installation With through-hole |
| Standard nominal flow rate in flow control direction | 597.46l/min | Standard nominal flow rate in non-return direction | 635.593l/min 699.153l/min |
| Operating pressure | -0.951bar 7.998bar | Ambient temperature | 0°C 60°C |
| Housing material | PBT-reinforced | Mounting position | Any |
| Symbol | 00991453 | Standard flow rate in flow control direction 6 -> 0 bar | 991.5l/min |
| Standard flow rate in non-return direction at 6 -> 0 bar | 1347.458l/min 1360.169l/min | Operating medium | Compressed air as per ISO 8573-1:2010 [7:4:4] |
| Information on operating and pilot media | Operation with oil lubrication possible (required for further use) | LABS (PWIS) conformity | VDMA24364 zone III |
| Temperature of medium | 0°C 60°C | Product weight | 28.35g |
| Material of screwed plug | Brass Nickel-plated | Note on materials | RoHS-compliant |
| Seals material | NBR | Releasing ring material | POM |
| Knurled head material | Brass Nickel-plated | Material of adjusting screw | Brass Nickel-plated |
| Manufacturer ID | 534682 |
Specifications may be subject to change without notice
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