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
This Festo 577165 double-acting industrial component features a 20 mm piston diameter, a 60 mm stroke, and an M6 internal thread piston rod at one end. Built to ISO 21287 standards with self-adjusting pneumatic end-position cushioning, it operates on compressed air within a 0.15 MPa to 1 MPa pressure range and supports proximity switch position sensing in any mounting position. The unit provides a theoretical retracting force of 141 N at 6 bar, a Class 5 cleanroom rating, and moderate corrosion resistance under ambient temperatures from -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements to request a quote.
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 577165. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.