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
This Festo industrial component (Part Number 557072) is a double-acting compact cylinder featuring an ISO 21287 profile barrel design, a 1-inch piston diameter, and a 0.25-inch stroke with a 10-32 UNF-2B internal piston rod thread. Operating within a pressure range of 14.5 psi to 145 psi using compressed air per ISO 8573-1:2010 [7:4:4], it delivers a theoretical advancing force of 66.3 lbf and a retracting force of 55.5 lbf at 6 bar. The unit incorporates elastic cushioning rings at both ends, accommodates any mounting position, allows position sensing via proximity switch, and maintains a CRC 2 moderate corrosion resistance rating for ambient temperatures between -4 °F and 176 °F. Submit the exact part number, quantity, and application requirements to request 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 557072. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.