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.

Festo
The Festo 171777 is a double-acting industrial component featuring a 20 mm piston diameter, an M8 piston rod thread, and a variable stroke ranging from 1 to 320 mm for compressed air operation in accordance with ISO8573-1:2010 [7:4:4]. This unit provides adjustable pneumatic cushioning at both ends with a 17 mm cushioning length, operating at pressures between 1 and 10 bar to deliver theoretical forces of 188.5 N advancing and 158.3 N retracting at 0.6 MPa. Designed with an M20x1,5 pneumatic connection, male piston-rod end, and CRC 2 moderate corrosion resistance, it maintains functionality within ambient temperatures of -20 to 80 °C and supports lubricated operation. Submit the exact part number, quantity, and application requirements to receive a quote for this component.
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.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
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.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Festo 171777. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.