The Festo QSTF-1/4-6-B is a reliable push-in T-fitting designed for pneumatic applications, offering a secure and efficient connection with a maximum operating pressure of 6 bar.
Product Modelqstf-1/4-6-b
Material Number153184
Product ID3031
Stock on Request
Last updated: 8/29/2026
Key Features
1
Secure ConnectionThe Festo QSTF-1/4-6-B features a robust design with a nickel-plated surface, ensuring high resistance to corrosion and providing a reliable seal between the fitting and the tubing.
2
Efficient AirflowWith its tapered ISO R threads and self-sealing PTFE coating, this fitting allows for smooth airflow and can be reused up to five times without additional sealing components.
3
Versatile MountingThe QSTF-1/4-6-B offers optional mounting positions, making it adaptable to various pneumatic system configurations. Its L-shape design also provides additional connection options.
4
High Pressure CapabilityDesigned to handle pressures up to 6 bar, this T-fitting is suitable for demanding pneumatic applications where reliability and performance are crucial.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Easy InstallationThe push-in design of the QSTF-1/4-6-B makes installation quick and effortless. Simply push the tubing into the fitting, and you are ready to operate, ensuring minimal downtime and maximum productivity.
Structural design
Push-pull principle
Operating pressure for entire temperature range
-13.775psi 87psi
Temperature-dependent operating pressure
-13.775psi 203psi
Information on operating pressure
Water: max. 0.6 MPa at max. 50 °C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-] Water (liquid, ice-free)
Information on operating and pilot media
Operation with oil lubrication possible
Corrosion resistance class (CRC)
1 - Low corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Cleanroom class
Class 4 according to ISO 14644-1
Ambient temperature
-10°C 80°C
Nominal tightening torque
9Nm
Tolerance for nominal tightening torque
± 20%
Product weight
37g
No. of outlets
2
No. of supply lines
1
Type of mounting
External hexagon, AF 17
Pneumatic connection 1
External thread R1/4
Pneumatic connection 2
Internal thread G1/4 for pneumatic tubing outside diameter 6 mm
Releasing ring color
Blue
Note on materials
RoHS-compliant
Housing material
PBT
Hollow bolt material
Brass, nickel-plated
Releasing ring material
POM
Material of tubing seal
NBR
Material of tube retaining claw
High-alloy stainless steel
Manufacturer ID
153184
Festo QSTF-1/4-6-B Push-in T-Fitting for Pneumatic Applications | INDSLT
