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 8178339 is a double-acting industrial component featuring a 50 mm piston diameter and a 35 mm stroke, built in accordance with ISO 21287 with an external M12x1.25 piston rod thread at one end. Designed for operation with compressed air as per ISO 8573-1:2010 [7:4:4] across an operating pressure range of 1 bar to 10 bar, this unit delivers theoretical forces of 1178 N advancing and 1057 N retracting at 6 bar. It incorporates self-adjusting pneumatic end-position cushioning with a 6 mm cushioning length, 2.8 J impact energy in the end positions, position sensing via proximity switch, and a moderate corrosion resistance class (CRC 2) for an ambient temperature range of -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements to request 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 8178339. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.