qst-1/4-8

Name: qst-1/4-8
Brand: FESTO
SKU: qst-1/4-8

The Festo QST-1/4-8 push-in T-fitting is a versatile and reliable component for pneumatic systems. Its T-shape design and optional mounting position make it easy to integrate into various applications. Suitable for compressed air and water, this fitting offers low corrosion stress and meets cleanroom standards, ensuring high-quality performance.

Product Modelqst-1/4-8

Material Number153110

Product ID2958

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Versatile DesignThe QST-1/4-8 features a T-shape design, allowing for flexible integration into various pneumatic systems.
2
Enhanced PerformanceThe coating on the screwed plug enhances the overall performance of the fitting, ensuring reliable connections.
3
Optional Mounting PositionThe fitting can be mounted in any position, providing flexibility in system design and installation.
4
Low Corrosion StressDesigned with a low corrosion stress class (CRC 1), this fitting minimizes the risk of corrosion, ensuring long-term reliability.
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

Cleanroom Compliance

Meets Class 4 cleanroom standards according to ISO 14644-1, making it suitable for applications requiring high cleanliness and precision.

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

No. of supply lines

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

153110