qst-1/8-4

Product ID:2453
Updated: 2026/4/4
Festo qst-1/8-4

Key Features

  • 1Install easily with the push-pull principle and T-shape design. 2、Operate reliably within a -0.95 to 6 bar pressure range. 3、Ensure secure sealing with a standard 2.8 mm nominal size. 4、Benefit from durable PBT material with CRC 1 corrosion resistance. 5、Use in cleanrooms with ISO 8573-1:2010 Class 4 compressed air compatibility.
Product Details
qst-1/8-4
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Size
Standard
Nominal width
2.8mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
T-shape
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
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
7Nm
Tolerance for nominal tightening torque
± 20%
Product weight
13g
No. of outlets
2
No. of supply lines
1
Type of mounting
External hexagon, AF 10
Pneumatic connection 1
External thread R1/8
Pneumatic connection 2
for pneumatic tubing outside diameter 4 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
153106

Specifications may be subject to change without notice