qs-6h-4

Name: qs-6h-4
Brand: FESTO
SKU: qs-6h-4

The Festo QS-6H-4 push-in connector is a standard-sized, 2.5 mm nominal diameter fitting with a push/pull principle. It operates at up to 6 bar and is suitable for compressed air and water, with a temperature range of -10°C to 80°C.

Product Modelqs-6h-4

Material Number153041

Product ID2889

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Versatile DesignThe QS-6H-4 features a push/pull principle, allowing for easy and reliable connections in any assembly position.
2
Operational RangeIt operates at pressures up to 6 bar and temperatures from -10°C to 80°C, making it suitable for a wide range of applications.
3
Corrosion ResistanceWith a corrosion resistance classification of CRC 1, this connector is designed to handle low corrosion stress, ensuring durability in various environments.
4
Material ComplianceThe connector is RoHS compliant, using PBT for the housing and POM for the sleeve, ensuring compliance with environmental regulations.
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

2.5mm

Mounting position

Any

Design

Straight design

Pack size

Structural design

Push-pull principle

Maritime ClassificationThe QS-6H-4 is suitable for maritime applications, with a maritime classification available upon request. This makes it an ideal choice for marine automation systems.

Operating MediumIt is designed for use with compressed air according to ISO 8573-1:2010 and water, as per manufacturer’s declaration at www.festo.com. Lubricated operation is also possible, enhancing its performance in demanding applications.

Packaging and AvailabilityThe QS-6H-4 is available in packs of 10 pieces, ensuring convenient storage and handling. It is also in stock at various online retailers, including Coast Pneumatics and iAutomation Online Store.

Operating pressure for entire temperature range

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

Product weight

2.9g

Pneumatic connection 1

Push-in sleeve Ø 6 mm

Pneumatic connection 2

for pneumatic tubing outside diameter 4 mm

Releasing ring color

Blue

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

153041