grlsa-1/4-qs-8

Product ID:10595
Updated: 2026/7/4
Festo grlsa-1/4-qs-8

Key Features

  • 1Prevent backflow to maintain pneumatic system integrity.
  • 2Ensure compatibility with standard G1/4 and QS-8 connections.
  • 3Manually control airflow precisely without complex automation.
  • 4Achieve flow rates up to 450 liters per minute.
  • 5Rely on durable NBR seals and aluminum alloy construction.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Valve function
Exhaust air flow control non-return function
Pneumatic connection 1
QS-8
Pneumatic connection 2
G?
Actuation type
Manual
Adjusting element
Internal hexagon
Type of mounting
Screw-in
Standard nominal flow rate in flow control direction
0l/min 450l/min
Standard nominal flow rate in non-return direction
390l/min 570l/min
Ambient temperature
-10°C 60°C
Mounting position
Any
Symbol
00991475
Operating pressure for entire temperature range
0.2bar 10bar
Standard flow rate in flow control direction 6 -> 0 bar
0l/min 700l/min
Standard flow rate in non-return direction at 6 -> 0 bar
820l/min 930l/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-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
11Nm
Tolerance for nominal tightening torque
± 10%
Product weight
34.8g
Seals material
NBR
Hollow bolt material
Wrought aluminum alloy Anodized
Releasing ring material
POM
Material of adjusting screw
PA-reinforced
Swivel joint material
Die-cast zinc
Manufacturer ID
540662

Specifications may be subject to change without notice

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