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 part number 577170 is a double-acting industrial component featuring a 20 mm piston diameter, a 30 mm stroke, and an external M8 piston rod thread conforming to ISO 21287. This unit operates within a pressure range of 0.15 MPa to 1 MPa using compressed air according to ISO 8573-1:2010 [7:4:4], delivering a theoretical retracting force of 141 N at 6 bar while utilizing self-adjusting pneumatic end-position cushioning. Constructed with a moderate corrosion resistance class of 2 and ISO 14644-1 class 5 cleanroom suitability, it accommodates any mounting position across an ambient temperature range of -20 °C to 80 °C and enables position sensing via proximity switch. Submit the exact part number, quantity, and application requirements to request a formal 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 577170. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.