qstl-g1/4-8

Product ID:5939
Updated: 2026/4/3
Festo qstl-g1/4-8

Key Features

  • 1Ensure leak-free pneumatic and water connections up to 6 bar. 2、Install easily with a 17 mm external hexagon mounting. 3、Construct with durable nickel-plated brass and PBT housing. 4、Operate reliably across a -10°C to 80°C temperature range. 5、Assemble quickly using the push-pull principle at 9 Nm torque.
Product Details
qstl-g1/4-8
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Size
Standard
Nominal width
6.7mm
Type of seal on screwed plug
Sealing ring
Mounting position
Any
Design
L-shape, additional push-in connector, lengthwise
Pack size
10
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 Water: G-thread only possible with sealing ring type OL as additional accessory
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
27g
No. of outlets
2
No. of supply lines
1
Type of mounting
External hexagon, AF 17
Pneumatic connection 1
External thread G1/4
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
186172

Specifications may be subject to change without notice