578801

Name: Festo 578801 One-way flow control valve VFOH-LE-A-G14-Q10
Brand: Festo

One-way flow control valve VFOH-LE-A-G14-Q10

This Festo industrial component, part number 578801, features an exhaust air flow control non-return function with manual actuation via an external hex adjusting element. It incorporates a QS-10 pneumatic connection 1 and a G1/4 pneumatic connection 2, allowing screw-in mounting in any position across an ambient temperature range of 0 °C to 150 °C and an operating pressure range of 0.2 bar to 10 bar. The unit operates with compressed air as per ISO 8573-1:2010 [7:4:4], permits oil lubrication, and delivers a standard nominal flow rate of 520 l/min in the flow control direction and 345 l/min to 535 l/min in the non-return direction. Submit the exact part number, quantity, and application requirements to request a quote.

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Manufacturer: Festo
Part number: 578801
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Technical Specifications

Valve function: Exhaust air ow control non-return function
Pneumatic connection 1: QS-10
Pneumatic connection 2: G1/4
Actuation type: Manual
Adjusting element: External hex
Type of mounting: Screw-in
Standard nominal ow rate in ow control direction: 520 l/min
Standard nominal ow rate in non-return direction: 345 l/min...535 l/min
Ambient temperature: 0 °C...150 °C
Mounting position: Any
Operating pressure for entire temperature range: 0.2 bar...10 bar
Standard ow rate in ow control direction 6 -> 0 bar: 840 l/min
Standard ow rate in non-return direction at 6 -> 0 bar: 635 l/min...790 l/min
Operating medium: Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media: Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity: VDMA24364-B2-L
Storage temperature: -10 °C...150 °C
Temperature of medium: 0 °C...150 °C
Nominal tightening torque: 5 Nm
Tolerance for nominal tightening torque: ±10%
Product weight: 48 g
Note on materials: RoHS compliant
Seals material: FPM
Hollow bolt material: Wrought aluminum alloy
Releasing ring material: Brass, nickel-plated
Material of adjusting screw: high-alloy stainless steel

Engineering context

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Our sourcing response is prepared against Festo 578801. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.