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 industrial component, part number 8165663, is a double-acting pneumatic cylinder featuring a 125 mm piston diameter, a 125 mm stroke, and an M27x2 external piston rod thread conforming to ISO 15552. Built with a profile barrel structural design, it operates between 0.02 MPa and 1 MPa with compressed air per ISO 8573-1:2010 [7:4:4] and includes self-adjusting pneumatic end-position cushioning with a 45 mm cushioning length. The unit delivers a theoretical retracting force of 6881 N at 6 bar, supports position sensing via proximity switch in any mounting position, and is rated for ambient temperatures from -20 °C to 80 °C under moderate corrosion stress. Submit the exact part number, quantity, and application requirements to request a quote for this item.
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 8165663. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.