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Festo Brand Push-In Fitting QS-G1/8-4



The Festo Push-In Fitting QS-G1/8-4 is a premium pneumatic connector designed to provide reliable and efficient connections in industrial and automation applications. Renowned for its robust build and exceptional performance, this fitting ensures seamless integration into your pneumatic systems, delivering optimal functionality even in demanding environments.

Key Features

Versatile Pneumatic Connections

  • Port 1: Male thread G1/8
  • Port 2: Accommodates tubing with an outer diameter of 4 mm

This configuration offers flexibility, making it suitable for various pneumatic setups, allowing for easy integration and efficient performance in complex systems.

Temperature-Dependent Operating Pressure

  • Operating Pressure Range: -0.95 bar to 14 bar

The fitting operates efficiently across a wide pressure range, ensuring adaptability to different pneumatic applications. Whether you’re dealing with vacuum or high-pressure systems, this fitting maintains performance stability.

Wide Temperature Range

  • Ambient Temperature: -10 °C to 80 °C

Engineered to withstand diverse environmental conditions, the QS-G1/8-4 functions reliably from frigid -10 °C to a scorching 80 °C, making it suitable for various industrial settings.

Nominal Size

  • Nominal Size: 3 mm

The nominal size of 3 mm ensures precise fitting and secure connections, minimizing leakage risks and optimizing system efficiency.

Ideal for Industrial Use

Designed with durability and efficiency in mind, the Festo Push-In Fitting QS-G1/8-4 is perfect for a range of industries, including manufacturing, automation, and process control. Its reliable performance helps reduce downtime and maintenance costs, making it a cost-effective choice for your pneumatic system needs.

Available at Authorized Dealer: Murali Pneumatics

You can purchase the Festo Push-In Fitting QS-G1/8-4 from Murali Pneumatics, a trusted authorized dealer located in Coimbatore. As the second-largest business and industrial hub in Tamil Nadu, Coimbatore ensures easy access to high-quality industrial components and excellent customer service.

Frequently Asked Questions (FAQs)

1. What type of tubing is compatible with the QS-G1/8-4 fitting?

The QS-G1/8-4 fitting is compatible with tubing that has an outer diameter of 4 mm, making it suitable for a variety of standard pneumatic tubing materials.

2. Can this fitting handle vacuum conditions?

Yes, the fitting can handle vacuum conditions down to -0.95 bar, making it versatile for applications that require vacuum connections as well as positive pressure systems.

3. What is the maximum operating pressure for this fitting?

The maximum operating pressure for the QS-G1/8-4 fitting is 14 bar, ensuring reliable performance even in high-pressure applications.

4. Is the fitting suitable for extreme temperature environments?

Yes, the fitting operates efficiently within a temperature range of -10 °C to 80 °C, allowing it to perform reliably in both cold and hot environments.

5. Where can I purchase the Festo QS-G1/8-4 fitting?

You can purchase the Festo QS-G1/8-4 fitting from Murali Pneumatics in Coimbatore. As an authorized dealer, they provide genuine Festo products and excellent customer support.

6. How does the nominal size of 3 mm impact the fitting’s performance?

The nominal size of 3 mm ensures precise fitting and secure connections, which helps to minimize leakage and optimize the efficiency of your pneumatic system.


Technical Data

  • SizeStandard
  • Nominal size3 mm
  • Type of seal on screwed plugSealing ring
  • Mounting positionoptional
  • DesignStraight design
  • Size of pack10
  • DesignPush-pull principle
  • Operating pressure complete temperature range-0.095 MPa … 0.6 MPa
  • Operating pressure complete temperature range-0.95 bar … 6 bar
  • Operating pressure complete temperature range-13.775 psi … 87 psi
  • Temperature-dependent operating pressure-0.095 MPa … 1.4 MPa
  • Temperature-dependent operating pressure-0.95 bar … 14 bar
  • Temperature-dependent operating pressure-13.775 psi … 203 psi
  • Operating mediumCompressed air to ISO 8573-1:2010 [7:-:-] Water as per manufacturer’s declaration at
  • Note on operating and pilot mediumLubricated operation possible
  • Corrosion resistance class CRC1 – Low corrosion stress
  • LABS (PWIS) conformityVDMA24364-B1/B2-L
  • Ambient temperature-10 °C … 80 °C
  • Nominal torque5.4 Nm
  • Tolerance for nominal tightening torque± 20%
  • Product weight9.1 g
  • Type of mountingExternal hexagon, A/F 13 mm
  • Pneumatic connection, port 1Male thread G1/8
  • Pneumatic connection, port 2For tubing outside diameter of 4 mm
  • Colour of release ringBlue
  • Note on materialsRoHS-compliant
  • Material housingBrass, nickel-plated
  • Material release ringPOM
  • Material tubing sealNBR
  • Material tubing clamp componentHigh-alloy stainless steel