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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
8178866
Compact cylinder ADN-20-70-I-PPS-A
The Festo 8178866 is a double-acting industrial component featuring a 20 mm piston diameter, a 70 mm stroke, and an M6 internal thread on the piston rod end. Conforming to ISO 21287, this unit operates within a pressure range of 1.5 bar to 10 bar using compressed air according to ISO 8573-1:2010 [7:4:4] and includes self-adjusting pneumatic end-position cushioning with a 3 mm cushioning length. Built with a moderate corrosion resistance class (CRC 2) and ISO 14644-1 Class 5 cleanroom suitability, it supports any mounting position, ambient temperatures from -20 °C to 80 °C, and position sensing via proximity switch. Submit the exact part number, quantity, and application requirements to request a quote for this component.
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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
- 8178866
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 8178866.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Stroke
- 70 mm
- Piston diameter
- 20 mm
- Piston rod thread
- M6
- Cushioning
- Self-adjusting pneumatic end-position cushioning
- Mounting position
- Any
- Conforms to standard
- ISO 21287
- Piston rod end
- Internal thread
- Position sensing
- Via proximity switch
- Variants
- Piston rod at one end
- Operating pressure
- 0.15 MPa...1 MPa | 1.5 bar...10 bar
- Mode of operation
- Double-acting
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4]
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Cleanroom suitability, measured according to ISO 14644-14
- Class 5 according to ISO 14644-1
- Ambient temperature
- -20 °C...80 °C
- Impact energy in the end positions
- 0.2 J
- Cushioning length
- 3 mm
- Theoretical force at 6 bar, retracting
- 141 N
- Theoretical force at 6 bar, advancing
- 188 N
- Moving mass
- 68 g
- Product weight
- 282 g
- Type of mounting
- Alternatively: | With through-hole | With internal thread | With accessories
- Pneumatic connection
- M5
- Note on materials
- RoHS compliant
- Flange screws material
- Steel
- Cover material
- 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 8178866. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.