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Festo
1526931
One-way flow control valve VFOF-LE-H-G18-Q6
The Festo part number 1526931 is an industrial component featuring a one-way flow control function for exhaust air with a G1/8 pneumatic connection port and manual actuation via an internal hex adjusting element. Constructed with a PBT housing for threaded mounting in any assembly position, this unit operates within a working pressure range of 0.2 to 10 bar and an ambient temperature of -10 to 60 °C. It delivers a standard nominal flow rate of 250 l/min in the flow control direction and 150 to 260 l/min in the non-return direction using compressed air in accordance with ISO8573-1:2010 [7:4:4]. Submit the exact part number, quantity, and application requirements for a quote.
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- Festo
- Part number
- 1526931
- 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 G1/8
- Type of actuation
- manual
- Adjusting element
- Internal hex
- Mounting type
- Threaded
- Standard nominal flow rate in flow control direction
- 250 l/min
- Standard nominal flow rate in non-return direction
- 150 ... 260 l/min
- Working pressure
- 0.2 ... 10 bar
- Ambient temperature
- -10 ... 60 °C
- Material housing
- PBT
- Assembly position
- Any
- Ability to swivel
- 360° / no continuous swivelling permissible
- Standard flow rate in direction of flow control: 6 -> 0 bar
- 420 l/min
- Standard flow rate in blocked direction: 6 -> 0 bar
- 840 ... 1100 l/min
- 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)
- Medium temperature
- -10 ... 60 °C
- Pilot medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Nominal tightening torque
- 3 Nm
- Tolerance for nominal tightening torque
- ± 20 %
- Permissible actuation moment, regulating screw
- 1 Nm
- Product weight
- 13.9 g
- Materials note
- Conforms to RoHS
- Material seals
- NBR
- Material hollow bolt
- Wrought Aluminum alloy
- Material sleeve
- Wrought Aluminum alloy
- Material release ring
- POM
- Material adjusting screw
- Brass
- Official Festo technical specifications
- Valve function One-way flow control function for exhaust air Pneumatic connection, port 1 QS-6 Pneumatic connection, port 2 G1/8 Type of actuation manual Adjusting element Internal hex Mounting type Threaded Standard nominal flow rate in flow control direction 250 l/min Standard nominal flow rate in non-return direction 150 ... 260 l/min Working pressure 0.2 ... 10 bar Ambient temperature -10 ... 60 °C Material housing PBT Assembly position Any Ability to swivel 360° / no continuous swivelling permissible Standard flow rate in direction of flow control: 6 -> 0 bar 420 l/min Standard flow rate in blocked direction: 6 -> 0 bar 840 ... 1100 l/min 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) Medium temperature -10 ... 60 °C Pilot medium Compressed air in accordance with ISO8573-1:2010 [7:4:4] Nominal tightening torque 3 Nm Tolerance for nominal tightening torque ± 20 % Permissible actuation moment, regulating screw 1 Nm Product weight 13.9 g Materials note Conforms to RoHS Material seals NBR Material hollow bolt Wrought Aluminum alloy Material sleeve Wrought Aluminum alloy Material release ring POM Material adjusting screw Brass
Engineering context
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Our sourcing response is prepared against Festo 1526931. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.