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 161139 is a double-acting industrial component featuring a 25 mm piston diameter, a stroke length ranging from 1 to 150 mm, and flexible cushioning rings or plates at both ends. Constructed with a smooth anodized wrought aluminum alloy profile barrel, an anodized wrought aluminum alloy cover, NBR and TPE-U seals, and a high-alloy steel piston rod, this unit operates on dried compressed air within a working pressure range of 1.4 to 10 bar and temperatures from -20 to 80 °C. It provides position detection via proximity sensors, an M5 pneumatic connection, a female thread piston-rod end, and theoretical forces of 247 N on the return stroke and 789 N on the advance stroke at 6 bar. Submit the exact part number, quantity, and application requirements for 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 161139. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.