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 557037 is a double-acting industrial component based on the ISO 21287 norm featuring a 5/8" piston diameter and a 1.5 in stroke with a 10-32 UNF-2A external piston rod thread at one end. This profile barrel unit includes elastic cushioning rings at both ends, position sensing via proximity switch, and operates within a pressure range of 14.5 psi to 145 psi using compressed air as per ISO 8573-1:2010 [7:4:4]. It delivers a theoretical force of 27.2 lbf advancing and 20.2 lbf retracting at 6 bar, with a moderate corrosion stress rating (CRC 2) and an ambient temperature range of -4 °F to 176 °F. Submit the exact part number, quantity, and application requirements to receive 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 557037. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.