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 1646793 is a double-acting industrial component featuring an 80 mm piston diameter, a 250 mm stroke, and an M20x1.5 external piston rod end conforming to ISO 15552. This tie-rod cylinder operates on compressed air according to ISO 8573-1:2010 [7:4:4] within an operating pressure range of 0.04 MPa to 1.2 MPa and an ambient temperature span of -20 °C to 80 °C. It is equipped with self-adjusting pneumatic end-position cushioning, position sensing via proximity switch, and offers a theoretical retracting force of 2721 N at 6 bar. Submit the exact part number, quantity, and application requirements for 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 1646793. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.