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 557049 is a double-acting industrial component featuring a 3/4" piston diameter, a 0.75 in stroke, and a profile barrel structural design based on the ISO 21287 norm. Operating within a pressure range of 14.5 psi to 145 psi, this unit delivers a theoretical advancing force of 42.3 lbf and a retracting force of 31.7 lbf at 6 bar using compressed air as per ISO 8573-1:2010 [7:4:4]. It is equipped with elastic cushioning rings at both ends, a 5/16-24 UNF-2A external piston rod thread at one end, and enables position sensing via proximity switch across any mounting position. Submit the exact part number, quantity, and application requirements to receive a quote for this Festo component.
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 557049. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.