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 557281 is an ISO 21287 double-acting industrial component featuring a 4-inch piston diameter, a 0.75-inch stroke, and a profile barrel structural design with a guide rod and yoke for torsion protection. Operating within a pressure range of 1 bar to 10 bar using compressed air per ISO 8573-1:2010 [7:4:4], this unit provides elastic cushioning rings at both ends, position sensing for proximity sensors, and an ambient temperature range of -4 °F to 176 °F. It delivers a theoretical retracting force of 1017 lbf and advancing force of 1059 lbf at 6 bar, while achieving a moderate corrosion resistance class of CRC 2 and VDMA24364-B1/B2-L LABS conformity. 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 557281. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.