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 1646818 is a double-acting industrial component featuring an 80 mm stroke, a 100 mm piston diameter, and an M20x1.5 piston rod thread conforming to ISO 15552. Operating at pressures from 0.04 MPa to 1.2 MPa utilizing compressed air per ISO 8573-1:2010 [7:4:4], this tie rod cylinder incorporates self-adjusting pneumatic end-position cushioning with a 31 mm cushioning length and 2.5 J impact energy. It includes position sensing via proximity switch, features a single-end piston rod with external thread, achieves a theoretical retracting force of 4418 N at 6 bar, and exhibits a corrosion resistance class of CRC 2 within an ambient temperature range of -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements for an official 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 1646818. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.