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Festo
556905
Stem actuated valve VMEM-S-M52-E-G14
The Festo 556905 is a 25 mm wide mechanical industrial component featuring a 5/2 monostable valve function with direct piloting and a piston slide design structure. This unit delivers a standard nominal flow rate of 1,000 l/min across a working pressure range of -0.95 to 10 bar, utilizing an air spring reset and operating within temperature limits of -10 to 60 °C. It requires compressed air matching ISO8573-1:2010 [7:-:-], accommodates lubricated operation, and features an actuating force of 65 N with a maximum actuator force of 260 N, though it must not be used as a mechanical stop. Submit the exact part number, quantity, and application requirements to request a formal quote for this 320 g unit.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 556905
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 556905.
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Verified configuration
Technical Specifications
- Valve function
- 5/2 monostable
- Type of actuation
- mechanical
- Width
- 25 mm
- Standard nominal flow rate
- 1,000 l/min
- Working pressure
- -0.95 ... 10 bar
- Design structure
- Piston slide
- Type of reset
- Air spring
- Nominal size
- 6 mm
- Instructions for use
- Do not use as mechanical stop
- Type of piloting
- direct
- Pilot pressure
- 2.5 ... 10 bar
- Max. switching frequency
- 3 Hz
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:-:-]
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- Medium temperature
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Actuating force
- 65 N
- Max. force on actuator
- 260 N
- Product weight
- 320 g
- Mounting type
- with through hole
- Pneumatic connection, port
- 5 G1/4
- Materials note
- Conforms to RoHS
- Material cover
- PA
- Material seals
- NBR
- Material housing
- Wrought Aluminum alloy | Anodized
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 556905. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.