The Festo QSTL-3/8-12 is a push-in T connector ideal for pneumatic systems. It features a 1/8 inch R thread and two 6mm OD tube connections, ensuring easy and secure connections.
Product Modelqstl-3/8-12
Material Number153125
Product ID2973
Stock on Request
Last updated: 8/29/2026
Key Features
1
Easy InstallationThe Festo QSTL-3/8-12 features a push-in design, allowing for quick and effortless installation without the need for tools. This makes it perfect for applications where speed and convenience are crucial.
2
High-Quality MaterialsConstructed from high-quality materials, including nickel-plated brass for the threaded portion and polymer for the body, the QSTL-3/8-12 ensures durability and resistance to corrosion.
3
Versatile ConnectivityWith a 1/8 inch R thread and two 6mm OD tube connections, the QSTL-3/8-12 offers versatile connectivity options, making it suitable for a wide range of pneumatic applications.
4
Operating Temperature RangeThe QSTL-3/8-12 operates within a temperature range of -10°C to 80°C, making it suitable for various industrial environments and applications.
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
10mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
L-shape, additional push-in connector, lengthwise
Pack size
10
5
Reliability and SafetyDesigned with safety in mind, the QSTL-3/8-12 meets stringent quality standards and is compliant with ISO 8573-1:2010, ensuring reliable performance in compressed air applications.
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
15.5Nm
Tolerance for nominal tightening torque
± 20%
Product weight
48g
No. of outlets
2
No. of supply lines
1
Type of mounting
External hexagon, AF 17
Pneumatic connection 1
External thread R3/8
Pneumatic connection 2
for pneumatic tubing outside diameter 12 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
153125
Festo QSTL-3/8-12 Push-in T Connector for Pneumatic Systems | INDSLT
