Festo GF-1/4-1/8 Rotary Distributor – High-Speed, Leak-Free Pneumatic Rotation
Product Overview
The Festo GF-1/4-1/8 Rotary Distributor (Part No. 539291) is a compact, high-performance rotary interface designed to transmit compressed air or water between stationary and rotating components. With a robust construction and a maximum rotational speed of 3000 rpm, it ensures reliable, leak-free operation in demanding automation environments. This solution is ideal for applications requiring continuous rotation without compromising pneumatic or fluid connections.
The GF-1/4-1/8 rotary distributor is engineered for dynamic pneumatic systems that require rotary motion combined with fluid or air transfer, such as rotary indexing tables, assembly automation, robotic joints, and rotary actuators. It effectively solves the challenge of connecting rotating machinery to fixed air or fluid lines without introducing stress, leakage, or downtime.
Why?
Because in a world where machines spin faster, work longer, and must never stop, the Festo GF-1/4-1/8 Rotary Distributor becomes your silent enabler—delivering air or water through rotating systems without a single twist, tangle, or drop lost. It’s compact power engineered for continuous motion and uncompromised reliability.
What Problem Does It Solve?
It eliminates the age-old struggle of feeding air or fluids into moving machinery. Traditional hoses twist, wear, and leak—this rotary distributor solves that by enabling seamless, high-speed rotation while keeping your media flow stable, sealed, and safe. The result? Fewer breakdowns, cleaner setups, and non-stop productivity.
Key Features & Advantages:
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High Rotational Performance:
Supports up to 3000 rpm, making it suitable for high-speed industrial operations.
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Reliable Fluid Transmission:
Handles both compressed air (per ISO 8573-1:2010) and ice-free water, maintaining stable pressure up to 10 bar (145 psi).
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Exceptional Flow Capacity:
Delivers up to 4050 l/min, ensuring fast, uninterrupted air supply to downstream components.
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Robust & Corrosion-Resistant Build:
Constructed with nickel-plated brass housing and high-alloy steel shaft, designed for long-lasting durability in environments with low corrosion stress (CRC 1).
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Flexible Mounting Orientation:
Installable in any position, allowing greater design freedom and integration flexibility.
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Compact & Lightweight:
Weighs just 370 g, minimizing load on rotating assemblies.
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Safety & Compliance:
RoHS-compliant and conforms to VDMA24364-B1/B2-L (LABS/PWIS) for use in sensitive production environments.
Manufacturer Part Number: Festo 539291
Festo Distributors: GF-1/4-1/8
Key Features & Specifications
Feature |
Details |
Benefit |
Nominal Width |
8 mm |
Allows high-volume media transfer in compact form |
Max. Rotational Speed |
3000 rpm |
Supports high-speed rotating systems without compromising sealing |
Operating Pressure |
-0.95 to 10 bar |
Suitable for vacuum and high-pressure air/water applications |
Flow Rate (Max) |
Up to 4050 l/min |
Ensures reliable supply to pneumatic systems even under heavy load |
Operating Media |
Compressed air (ISO 8573-1) / Ice-free water |
Versatile use in pneumatic or light liquid-handling systems |
Mounting Position |
Any |
Flexible installation in various orientations or confined spaces |
Ambient Temperature |
-10°C to +80°C |
Works reliably in cold or heated industrial environments |
Pneumatic Connections |
G1/4 (Input), G1/8 (Output) |
Standardized ports ensure easy integration with Festo fittings |
Housing Material |
Nickel-plated brass |
Corrosion-resistant and durable for industrial use |
Shaft Material |
High-alloy steel |
Offers strength and long service life in rotational movement |
Corrosion Resistance |
CRC 1 (Low stress) |
Suitable for standard indoor environments without aggressive media |
Weight |
370 g |
Lightweight design reduces load on rotating equipment |
Tightening Torque (Nominal) |
1.65 Nm (±20%) |
Simplifies installation while preventing overtightening damage |
Compliance |
RoHS, VDMA24364-B1/B2-L (LABS/PWIS) |
Safe for use in paint shops and sensitive production environments |
Download F-1/4-1/8 Datasheet
Top 5 Advanced Uses for Festo GF-1/4-1/8 Rotary Distributor
Related Products & Accessories
Festo Accessories (Recommended)
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GRLA-1/8-QS-6-RS-B Flow Control Valve – Allows precise regulation of airflow to the distributor or connected actuators
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QS-G1/4-6 Push-in Fitting – G1/4 threaded, 6 mm push-in connector for clean and secure air line connections
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MS4-LFR-1/4-D6-E-R-V Filter Regulator – Maintains clean and stable air pressure for optimal rotary performance
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PUN-H-6X1-NT Tubing – Flexible 6 mm pneumatic tubing ideal for air supply lines
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MFH-5-1/8-B Solenoid Valve – 5/2-way valve for controlled air distribution through rotary or fixed channels
Other Festo Rotary and Pneumatic Interfaces
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GF-1/4-1/4 Rotary Distributor – Variant with identical G1/4 ports on both sides for uniform pneumatic interfacing
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DFPI-100-450-P-A-GF-C1V – Linear actuator with rotary module integration capabilities
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DRRD-16-180-FH-Y9A – Heavy-duty rotary actuator for applications requiring precise angle control
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DSM-16-270-P-A-B – Compact rotary drive suitable for synchronized motion alongside rotary distributors
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CRVS-10-M5-QS-6 – Swivel joint accessory for added hose flexibility in rotating systems
Need Help with Bulk Orders or Integration?
Contact our expert team for volume pricing, application support, or to get help integrating this sensor into your automation system.