qs-1/4-6

Name: qs-1/4-6
Brand: FESTO
SKU: qs-1/4-6

The Festo QS-1/4-6 push-in fitting provides a secure pneumatic connection with an external hexagon mounting. Lightweight and easy to use, it's perfect for quick connections in pneumatic systems.

Product Modelqs-1/4-6

Material Number153003

Product ID2851

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Lightweight DesignWeighing only 15 grams, the QS-1/4-6 is designed for minimal weight while maintaining robust performance.
2
External Hexagon MountingThe external hexagon mounting ensures a secure and easy-to-use connection, making it ideal for various pneumatic applications.
3
Quick ConnectionThe push-in fitting allows for rapid and effortless connection to pneumatic tubing, reducing downtime and increasing productivity.
4
Reliable PerformanceDesigned with a male thread R1/4 for port 1 and a fitting for tubing on port 2, the QS-1/4-6 provides a reliable and consistent pneumatic connection.
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

5mm

Type of seal on screwed plug

Coating

Mounting position

Any

Design

Straight design

Pack size

Versatile UsageSuitable for a wide range of pneumatic systems, the QS-1/4-6 is an essential component for maintaining efficient and reliable pneumatic operations.

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

15g

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

Note on materials

RoHS-compliant

Housing material

Brass, nickel-plated

Releasing ring material

POM

Material of tubing seal

NBR

Material of tube retaining claw

High-alloy stainless steel

Manufacturer ID

153003