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Festo
525670
One-way flow control valve GRXA-HG-1/4-QS-8
The Festo 525670 is an industrial component featuring a one-way flow control function for exhaust air with a G1/4 pneumatic connection port and a slotted head screw adjusting element. This pneumatically actuated part operates with a pilot pressure of 2 to 10 bar, an operating pressure of 0.5 to 10 bar across an ambient temperature range of -10 to 60 °C, and supports compressed air operating medium in accordance with ISO8573-1:2010 [7:4:4]. It delivers a standard nominal flow rate of 280 l/min in the flow control direction, features an off switching time of 44 ms and an on switching time of 6 ms, and accommodates any assembly position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 525670
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
- Valve function
- One-way flow control function for exhaust air
- Pneumatic connection, port
- 2 G1/4
- Type of actuation
- pneumatic
- Adjusting element
- Slotted head screw
- Mounting type
- Threaded | with external (male) thread
- Standard nominal flow rate in flow control direction
- 280 l/min
- Pilot pressure
- 2 ... 10 bar
- Ambient temperature
- -10 ... 60 °C
- Assembly position
- Any
- Operating pressure complete temperature range
- 0.5 ... 10 bar
- Standard flow rate in direction of flow control: 6 -> 0 bar
- 470 l/min
- Standard flow rate in non-return direction: 6 -> 0 bar, actuated
- 440 ... 500 l/min
- Standard flow rate in non-return direction: 6 -> 0 bar, unactuated
- 460 ... 520 l/min
- Standard nominal flow rate in non-return direction, actuated
- 190 ... 260 l/min
- Standard nominal flow rate in non-return direction, unactuated
- 200 ... 280 l/min
- Switching time off
- 44 ms
- Switching time on
- 6 ms
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Storage temperature
- -10 ... 40 °C
- Medium temperature
- -10 ... 60 °C
- Pilot medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Nominal tightening torque
- 11 Nm
- Tolerance for nominal tightening torque
- ± 10 %
- Product weight
- 58.8 g
- Materials note
- Conforms to RoHS
- Material cover
- Wrought Aluminum alloy | Anodized
- Material seals
- NBR
- Material hollow bolt
- Wrought Aluminum alloy | Anodized
- Material release ring
- POM
- Material adjusting screw
- Brass
- Material swivel fitting
- POM
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 525670. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.