GRLO-M5-QS-3-LF-C – Throttle Valve – Festo Flow Control Valves

USD $ 21.42 USD $ 17.56

SKU: Festo 175054

Manufacturer Part Number: Festo 175054
Festo Flow Control Valves: GRLO-M5-QS-3-LF-C
OEM Spec Ref 

The Festo GRLO-M5-QS-3-LF-C, with MPN 175054, is a high-precision flow control valve expertly designed to manage the rate of airflow in pneumatic systems effectively. This valve ensures precise airflow control, crucial for maintaining optimal operations in various industrial settings.

Key Features:

  • Precise Flow Control: Allows for exact regulation of air flow, which is essential for consistent operations and performance in pneumatic systems.
  • Durable Construction: Built to endure the demanding conditions of industrial environments, ensuring longevity and reliability.
  • Compact and Efficient Design: Its compact structure allows for easy installation in space-limited applications without compromising efficiency.
  • Simple Adjustment Mechanism: Features an easy-to-operate adjustment mechanism that facilitates quick and precise flow settings.
  • Broad Compatibility: Designed to integrate effortlessly with a wide array of pneumatic systems, enhancing flexibility and utility.


  • Optimized System Performance: By regulating air flow precisely, it contributes to the effective and efficient operation of pneumatic processes.
  • Reduced Operational Costs: Helps decrease energy usage by optimizing airflow, potentially lowering expenses over time.
  • Extended Equipment Life: Accurate control of airflow reduces wear and tear on system components, prolonging their service life.
  • Enhanced Safety: Ensures safer operations by maintaining stable and reliable air flow, adhering to stringent industrial safety standards.


  • Manufacturing Lines: Crucial for controlling air flow in automated manufacturing processes to ensure high-quality outputs.
  • Automation Systems: Integral to systems requiring consistent and precise air flow for proper function.
  • Testing and Calibration: Ideal for applications that demand steady air flow for accurate testing and calibration.
  • General Industrial Pneumatics: Applicable across a broad range of industrial pneumatic applications, from small machinery to large-scale operations.

The Festo GRLO-M5-QS-3-LF-C stands as a testament to Festo’s commitment to pioneering pneumatic technology, providing sophisticated solutions for managing airflow and enhancing industrial process efficiency.

Technical Data

Feature Specification
Valve function Flow control function
Pneumatic connection, port 1 M5
Pneumatic connection, port 2 QS-3
Adjustment component Slotted head screw
Type of mounting Screw-in
Standard nominal flow rate in flow control direction 40 l/min
Operating pressure 0 bar … 10 bar
Ambient temperature -10 °C … 60 °C
Mounting position optional
Symbol 00991454
Standard flow rate in flow control direction 0.6->0 MPa (6->0 bar, 87->0 psi) 80 l/min
Operating medium Compressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot medium Lubricated operation possible (in which case lubricated operation will always be required)
LABS (PWIS) conformity VDMA24364-B1/B2-L
Cleanroom class Class 4 according to ISO 14644-1
Media temperature -10 °C … 60 °C
Max. tightening torque 1.5 Nm
Product weight 9 g
Material screwed plug Brass
Note on materials RoHS-compliant
Material seals NBR
Material release ring POM
Material adjusting screw Brass
Material swivel fitting Die-cast zinc
Weight 0.009 kg