Festo QSL-1/4-6 push-in L-fitting for pneumatic tubing connections. Made from PBT, it ensures reliable operation up to 6 bar and features a compact 4.3 mm nominal width.
Product Modelqsmkl-1/4-6
Material Number153431
Product ID109306
Stock on Request
Last updated: 8/29/2026
Key Features
1
Reliable OperationThe Festo QSL-1/4-6 push-in L-fitting is engineered to withstand a maximum operating pressure of 6 bar, ensuring consistent performance in various pneumatic applications.
2
Compact DesignWith a nominal width of 4.3 mm, this fitting is perfect for applications where space is limited, making it ideal for use in tight spaces or on small-scale pneumatic systems.
3
Durable MaterialConstructed from high-quality PBT (Polybutylene Terephthalate), this fitting offers excellent durability and resistance to environmental stressors, ensuring long-lasting performance.
4
Easy InstallationThe push-in design allows for quick and easy installation, reducing setup time and increasing efficiency in your pneumatic system.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Versatile ApplicationSuitable for compressed air applications as per ISO 8573-1:2010, this fitting is versatile and can be used in a variety of pneumatic systems, from industrial automation to medical equipment.
Design
L-shape
Pack size
1
Structural design
Push-pull principle
Operating pressure for entire temperature range
-13.775psi 87psi
Temperature-dependent operating pressure
-13.775psi 203psi
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-]
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
Ambient temperature
-10°C 80°C
Nominal tightening torque
9Nm
Tolerance for nominal tightening torque
± 20%
Product weight
20g
Type of mounting
External hexagon, AF 14
Pneumatic connection 1
External thread R1/4
Pneumatic connection 2
for pneumatic tubing outside diameter 6 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
153431
Festo QSL-1/4-6 Push-in L-Fitting for Pneumatic Tubing | INDSLT
