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 double-acting industrial component, part number 3660619, features a 40 mm piston diameter, a 50 mm stroke, and an M12x1.25 external piston rod thread conforming to ISO 15552. Operating between 0.6 bar and 12 bar using compressed air per ISO 8573-1:2010 [7:4:4], the unit incorporates adjustable pneumatic cushioning at both ends with a 19 mm cushioning length and 0.7 J end-position impact energy. It is designed with a profile barrel, position sensing via proximity switch, and a corrosion resistance class of 2 for moderate stress across an ambient temperature range of -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements for a formal 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 3660619. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.