Confirm the exact configuration
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.
Global industrial sourcing · Houston, Texas+1 417 261 6001 info@mropartsrfq.com
MROProduct image under verification
Reference imageConfirm configuration by manufacturer part number.
Festo
556903
Stem actuated valve VMEM-S-M52-M-G14
The Festo 556903 is a 25 mm wide industrial component featuring a 5/2 monostable valve function and a piston slide design structure with direct mechanical actuation. It operates within a working pressure range of -0.95 to 10 bar, delivering a standard nominal flow rate of 1,000 l/min using compressed air in accordance with ISO8573-1:2010 [7:-:-]. This unit has a nominal size of 6 mm, a mechanical spring reset, an actuating force of 40 N, and a maximum force on the actuator of 260 N, while weighing 320 g with a CRC 2 moderate corrosion resistance classification. Submit the exact part number, quantity, and application requirements to request a quote for this component.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 556903
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 556903.
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
- 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
- mechanical spring
- Nominal size
- 6 mm
- Instructions for use
- Do not use as mechanical stop
- Type of piloting
- direct
- 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
- 40 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 556903. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.