Festo CRQS-4 Pneumatic Fittings: High-Corrosion Resistance and Food-Safe

Selling Points

1The CRQS-4 pneumatic fittings are designed with a corrosion resistance class (CRC) 4, ensuring maximum protection against aggressive acids and alkalis.
2Compliant with FDA standards, these fittings are suitable for use in the food industry, ensuring safety and hygiene.
3Featuring a straight design with a push-pull principle, the CRQS-4 fittings are easy to assemble and disassemble.
4Compatible with operating pressures from -0.95 bar to +10 bar, making it versatile for various pneumatic applications.
5Constructed from high-alloy stainless steel with FPM tubing seals, ensuring durability and resistance to chemicals and hydrolysis.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Size	Standard	Nominal width	2.4mm
Mounting position	Any	Design	Straight design
Pack size	1	Structural design	Push-pull principle
Operating pressure for entire temperature range	-13.775psi 145psi	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)	4 - Particularly high corrosion stress	LABS (PWIS) conformity	VDMA24364-B1/B2-L
For use in the food industry	See supplementary material information	Ambient temperature	-15°C 120°C
Product weight	9.1g	Usable connector cables	PFAN
Pneumatic connection 1	for pneumatic tubing outside diameter 4 mm	Pneumatic connection 2	for pneumatic tubing outside diameter 4 mm
Note on materials	RoHS-compliant	Housing material	High-alloy stainless steel
Releasing ring material	High-alloy stainless steel	Material of tubing seal	FPM
Material of tube retaining claw	High-alloy stainless steel	Thrust ring material	High-alloy stainless steel
Manufacturer ID	130645

Specifications may be subject to change without notice