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 556597 is a double-acting rotary vane industrial component featuring a 16 mm piston diameter, a 50 mm stroke, and a swivel angle adjustable from 0 degrees to 270 degrees with a precision adjustment of -6 degrees. Built with a ball bearing-guided through, hollow piston rod and elastic cushioning rings or pads at both ends, this unit operates on compressed air per ISO 8573-1:2010 [7:4:4] within a 2.5 bar to 8 bar pressure range. It achieves a maximum impact velocity of 500 mm/s, a maximum swivel frequency of 2 Hz at 6 bar, a swivel angle backlash of 0.05 degrees, and a repetition accuracy of 1 degree with position sensing via proximity switch in any mounting position. Submit the exact part number, quantity, and application requirements to receive a quote for this 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 556597. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.