The Festo QST-1/4-8-50 is a high-quality push-in T-fitting designed for pneumatic applications, offering robust performance and reliable connections.
Product Modelqst-1/4-8-50
Material Number130797
Product ID1583
Stock on Request
Last updated: 8/29/2026
Key Features
1
Robust DesignThe Festo QST-1/4-8-50 boasts a sturdy T-shape design, ensuring secure connections and minimizing the risk of leaks in pneumatic systems.
2
High-Pressure CompatibilityThis push-in T-fitting is engineered to handle pressures up to 16 bar, making it suitable for demanding industrial applications.
3
Easy InstallationWith its external hexagon mounting, the QST-1/4-8-50 is easy to install, reducing setup time and increasing efficiency in your automation tasks.
4
Temperature RangeThe QST-1/4-8-50 operates within a temperature range of up to 70°C, providing reliable performance in various environmental conditions.
5
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Size
Standard
Nominal width
6.7mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
T-shape
Pack size
50
Festo QualityAs part of the Festo Core Range, this product offers the highest quality and reliability, ensuring consistent performance and long-lasting durability in your pneumatic systems.
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
25g
No. of outlets
2
No. of supply lines
1
Type of mounting
External hexagon, AF 14
Pneumatic connection 1
External thread R1/4
Pneumatic connection 2
for pneumatic tubing outside diameter 8 mm
Releasing ring color
Blue
Material of screwed plug
Brass, nickel-plated
Note on materials
RoHS-compliant
Housing material
PBT
Releasing ring material
POM
Material of tubing seal
NBR
Material of tube retaining claw
High-alloy stainless steel
Manufacturer ID
130797
Festo QST-1/4-8-50 Push-In T-Fitting for Pneumatic Applications | INDSLT
