The Festo GRLA-3/8-QS-10-D one-way flow control valve is designed for pneumatic systems, featuring a non-return function and adjustable exhaust air flow control via a slotted screw.
Product Modelgrla-3/8-qs-10-d
Material Number193151
Product ID7767
Stock on Request
Last updated: 8/29/2026
Key Features
1
Efficient Air Flow ControlThe GRLA-3/8-QS-10-D valve ensures precise control over exhaust air flow, making it ideal for applications where airflow management is crucial.
2
Non-Return FunctionEquipped with a one-way flow control function, this valve prevents backflow, ensuring that air moves in one direction only, which is essential for maintaining system efficiency and preventing contamination.
3
Easy AdjustmentThe valve features a slotted screw for easy adjustment of the exhaust air flow, allowing for quick and precise tuning to meet specific application requirements.
4
Pneumatic ConnectionThe valve is designed for pneumatic connections, making it a versatile component in various pneumatic systems, including those in manufacturing, automation, and process control.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Valve function
Exhaust air flow control non-return function
Pneumatic connection 1
QS-10
Pneumatic connection 2
G3/8
Adjusting element
Slotted screw
Type of mounting
Screw-in
Standard nominal flow rate in flow control direction
900l/min
5
Reliability and DurabilityFesto is renowned for its high-quality products, and the GRLA-3/8-QS-10-D valve is no exception. It is built to withstand the demands of industrial environments, ensuring reliable performance over time.
Standard nominal flow rate in non-return direction
540l/min 975l/min
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
1400l/min
Standard flow rate in non-return direction at 6 -> 0 bar
1160l/min 1620l/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
Temperature of medium
-10°C 60°C
Nominal tightening torque
10Nm
Tolerance for nominal tightening torque
± 10%
Product weight
60g
Material of screwed plug
Wrought aluminum alloy
Note on materials
RoHS-compliant
Seals material
NBR
Releasing ring material
POM
Material of adjusting screw
Brass
Swivel joint material
Die-cast zinc Chromated
Manufacturer ID
193151
Festo One-Way Flow Control Valve GRLA-3/8-QS-10-D | INDSLT
