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.
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Festo
556858
Plug screw QSC-F-G1/4-I
The Festo part number 556858 is an industrial component featuring a chromium and nickel-plated brass housing, an FPM thread seal, an FPM tubing seal, and a sealing ring on the screw-in stud. This standard-sized product operates across a temperature range of 0 to 150 °C at an operating pressure of -0.95 to 16 bar using compressed air in accordance with ISO8573-1:2010 [7:-:-], with lubricated operation possible and a max tightening torque of 15 Nm. It holds a corrosion resistance classification CRC of 3, Germanischer Lloyd authorization, food safety to the manufacturer's declaration, and RoHS compliance at a weight of 8.8 g. Submit the exact part number, quantity, and application requirements to receive a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 556858
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 556858.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Standard
- Type of seal on screw-in stud
- Sealing ring
- Operating pressure complete temperature range
- -0.95 ... 16 bar
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:-:-]
- Note on operating and pilot medium
- Lubricated operation possible
- Corrosion resistance classification CRC
- 3
- Food safety
- to manufacturer's declaration
- Ambient temperature
- 0 ... 150 °C
- Authorization
- Germanischer Lloyd
- Max. tightening torque
- 15 Nm
- Product weight
- 8.8 g
- Materials note
- Conforms to RoHS
- Materials information, housing
- Brass | Chromium and nickel plated
- Materials information for thread seal
- FPM
- Materials information for tubing seal
- FPM
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 556858. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.