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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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Festo
195814
One-way flow control valve GRXA-1/4-QS-8-D
The Festo part number 195814 is a one-way flow control valve for exhaust air featuring a G1/4 pneumatic connection and a slotted head screw adjusting element for threaded mounting. It operates within a working pressure range of 0.2 to 10 bar and an ambient and medium temperature range of -10 to 60 °C using filtered compressed air with a 40 µm filtration, accommodating both lubricated and unlubricated mediums. Constructed with a wrought aluminum alloy screw-in stud, NBR seals, a POM release ring, a brass regulating screw, and a chromed zinc die-casting swivel joint, the unit weighs 47 g and achieves a standard nominal flow rate of 475 l/min in the flow control direction. Submit the exact part number, quantity, and application requirements for a quote.
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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
- Manufacturer
- Festo
- Part number
- 195814
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 195814.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Valve function
- One-way flow control function for exhaust air
- Pneumatic connection, port
- 2 G1/4
- Adjusting element
- Slotted head screw
- Mounting type
- Threaded
- Standard nominal flow rate in flow control direction
- 475 l/min
- Standard nominal flow rate in non-return direction
- 325 ... 500 l/min
- Working pressure
- 0.2 ... 10 bar
- Ambient temperature
- -10 ... 60 °C
- Operating medium
- Filtered, unlubricated compressed air, 40 µm filtration | Filtered, lubricated compressed air, 40 µm filtration
- Assembly position
- Any
- Standard flow rate in direction of flow control: 6 -> 0 bar
- 720 l/min
- Standard flow rate in blocked direction: 6 -> 0 bar
- 610 ... 760 l/min
- Medium temperature
- -10 ... 60 °C
- Max. tightening torque
- 11 Nm
- Product weight
- 47 g
- Materials information for screw-in stud
- Wrought Aluminum alloy
- Materials information for seals
- NBR
- Release ring material data
- POM
- Regulating screw material data
- Brass
- Swivel joint material data
- Zinc die-casting | Chromed
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 195814. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.