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 156831 is a double-acting industrial component featuring an 80 mm piston diameter and a 40 mm stroke with a square piston rod for torsional protection. Designed with a piston rod at one end and elastic cushioning rings at both ends, it operates on compressed air within a pressure range of 1 bar to 10 bar across an ambient temperature of -20 °C to 80 °C. It delivers a theoretical advancing force of 3016 N and a retracting force of 2827 N at 6 bar while supporting position sensing via proximity sensors in any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 156831. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.