Festo GRLA-1/8-B 151165 One‑Way Flow Control Valve

Festo GRLA-1/8-B is a one‑way flow control valve for pneumatic systems. It provides adjustable exhaust air flow control while allowing free supply air flow. Port size G1/8, with a push‑to‑lock adjuster and scale for precise setting. Designed for cylinder speed regulation in industrial automation and OEM machinery.

Applications:

• Pneumatic cylinder speed control (exhaust air)

• Actuator motion regulation in assembly lines

• Packaging and material handling equipment

• Machine automation requiring fine flow adjustment

Core Specifications:

• Product type: One‑way flow control valve

• Series: GRLA

• Port size: G1/8 (female thread)

• Function: Exhaust air flow control (meter‑out)

• Adjustment: Push‑to‑lock knurled sleeve with scale

• Nominal flow rate: 115 l/min at 6 bar

• Operating pressure range: 0.2…10 bar

• Operating temperature: -10…60 °C

• Housing material: Nickel‑plated brass

• Seal material: NBR

• Weight: approx. 24 g

Advanced Specifications:

• Corrosion resistance class (CRC): 1 (low corrosion stress)

• LABS (PWIS) conformity: VDMA24364‑C1‑L

• RoHS compliant

• Mounting: In‑line with threaded connections

System Integration:

• Fits directly into pneumatic lines with G1/8 female threads on both ports.

• For meter‑in control, use GRLA‑1/8‑B on supply side.

• Compatible with all standard pneumatic fittings and tubing.

Standards & Compliance:
Refer to manufacturer official documentation for detailed certification and compliance information.

Related Products (upgrade path):

• Larger port size → GRLA‑1/4‑B (G1/4, higher flow)

• Current model → GRLA‑1/8‑B (this model)

• Meter‑in variant → GRLA‑1/8‑B (same part, function defined by installation direction)

• Accessory fitting → QS‑1/8‑6 (push‑in connector for 6mm tubing)