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 188161 is a single-acting industrial component featuring a 25 mm piston diameter and a 10 mm stroke, operating via pushing with elastic cushioning rings or pads at both ends. Designed with a structural piston and piston rod supporting position sensing for proximity sensors, it operates on compressed air from 1.5 bar to 10 bar with a theoretical advancing force of 272 N at 6 bar and a spring resetting force of 15 N in the retracted position. This unit weighs 162 g with a 35 g moving mass, features an M5 pneumatic connection, accommodates any mounting position through-hole or with accessories, and complies with RoHS material notes under CRC 1 low corrosion stress across ambient temperatures of -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements to receive a 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 188161. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.