Product Model

qsf-1/4-4-b

Manufacturer

Festo

Key Features

1Compact Design: The QSF-1/4-4-B features a push/pull principle design for easy installation.
2Versatile Use: Suitable for any assembly position, making it versatile for various pneumatic systems.
3High Corrosion Resistance: Classified as CRC 1, indicating low corrosion stress, ensuring durability in harsh environments.
4Material Compliance: Conforms to RoHS standards, ensuring environmental safety.
5Wide Operating Range: Operates effectively within a temperature range of -10 to 80 °C and up to 14 bar under temperature-dependent conditions.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Size	Standard	Nominal width	3mm
Type of seal on screwed plug	Coating	Mounting position	Any
Design	Straight design	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
Ambient temperature	-10°C 80°C	Nominal tightening torque	9Nm
Tolerance for nominal tightening torque	± 20%	Product weight	21g
Type of mounting	External hexagon, AF 17	Pneumatic connection 1	Internal thread G1/4
Pneumatic connection 2	for pneumatic tubing outside diameter 4 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	190650

Specifications may be subject to change without notice