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 1646725 is a double-acting industrial component featuring a 50 mm piston diameter and a 50 mm stroke with an M16x1.5 piston rod thread. Built with a piston, piston rod, tie rod 1, and cylinder barrel, this ISO 15552 compliant unit operates at pressures from 0.04 MPa to 1.2 MPa using compressed air conforming to ISO 8573-1:2010 [7:4:4]. It incorporates self-adjusting pneumatic end-position cushioning with a 22 mm cushioning length, position sensing via proximity switch, and maintains 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 1646725. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.