grla-1/4-qs-8-rs-d
Product ID:9758
Updated: 2026/4/3
Key Features
- 1Ensure precise one-way flow control with the Festo GRLA-1/4-QS-8-RS-D valve. 2、Adjust flow rates easily using the integrated knurled screw. 3、Integrate seamlessly with standard G1/4 and 1QS-8 pneumatic ports. 4、Prevent reverse airflow to protect sensitive automation equipment. 5、Rely on Festo's quality for durable, long-term performance.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Valve function | Flow control non-return function | Pneumatic connection 1 | QS-8 |
| Pneumatic connection 2 | G? | Adjusting element | Knurled screw |
| Type of mounting | Screw-in With external thread | Standard nominal flow rate in flow control direction | 475l/min |
| Standard nominal flow rate in non-return direction | 325l/min 500l/min | Operating pressure | 0.2bar 10bar |
| Ambient temperature | -10°C 60°C | Maritime classification | See certificate |
| Mounting position | Any | Symbol | 00991452 |
| Operating pressure for entire temperature range | 0.2bar 10bar | Standard flow rate in flow control direction 6 -> 0 bar | 720l/min |
| Standard flow rate in non-return direction at 6 -> 0 bar | 610l/min 760l/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-B1/B2-L |
| Cleanroom class | Class 4 according to ISO 14644-1 | Storage temperature | -10°C 40°C |
| Temperature of medium | -10°C 60°C | Nominal tightening torque | 5Nm |
| Product weight | 50g | Note on materials | RoHS-compliant |
| Seals material | NBR | Hollow bolt material | Wrought aluminum alloy Anodized |
| Releasing ring material | POM | Knurled head material | Wrought aluminum alloy Anodized |
| Material of adjusting screw | High-alloy stainless steel | Swivel joint material | Die-cast zinc |
| Manufacturer ID | 534339 |
Specifications may be subject to change without notice