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 1779433 is a double-acting industrial component featuring a 40 mm piston diameter, a 50 mm stroke, and an M12x1.25 piston rod thread with an external thread end. Built with a piston, piston rod, and profile barrel structural design conforming to ISO 15552, it operates at pressures from 0.06 MPa to 1.2 MPa using compressed air per ISO 8573-1:2010 [7:4:4] and includes self-adjusting pneumatic end-position cushioning. The unit provides position sensing via proximity switch, a corrosion resistance class of 3, Class 5 cleanroom suitability according to ISO 14644-1, and an ambient temperature range of -20 °C to 80 °C. Submit the exact part number, quantity, and application requirements for a formal quotation.
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 1779433. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.