grla-1/2-qs-12-rs-d

Product ID:9763
Updated: 2026/4/3
Festo grla-1/2-qs-12-rs-d

Key Features

  • 1Ensure precise airflow control in pneumatic systems. 2、Connect via M5, G1/8, G1/4, G3/8, G1/2, or G3/4 ports. 3、Rely on durable NBR seals and brass construction. 4、Adjust flow rates easily for optimal application performance. 5、Simplify installation and maintenance with screw-in mounting.
Product Details
grla-1/2-qs-12-rs-d
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Valve function
Flow control non-return function
Pneumatic connection 1
QS-12
Pneumatic connection 2
G1/2
Adjusting element
Knurled screw
Type of mounting
Screw-in With external thread
Standard nominal flow rate in flow control direction
1580l/min
Standard nominal flow rate in non-return direction
925l/min 1605l/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
2220l/min
Standard flow rate in non-return direction at 6 -> 0 bar
1910l/min 2500l/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
15Nm
Product weight
124g
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
534344

Specifications may be subject to change without notice