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 556690 is a double-acting rotary vane industrial component featuring a 32 mm piston diameter, a 25 mm stroke, and an adjustable swivel angle ranging from 0 deg to 270 deg with a -6 deg precision adjustment and 0.05 deg swivel angle backlash. Built with ball bearing-guided torsion protection, elastic cushioning rings at both ends, and proximity switch position sensing, this unit operates within a pressure range of 2.5 bar to 8 bar using compressed air as per ISO 8573-1:2010 [7:4:4]. It delivers a maximum impact velocity of 500 mm/s and a max swivel frequency of 2 Hz at 6 bar in any mounting position, while possessing a corrosion resistance class of CRC 1. Submit the exact part number, quantity, and application requirements for an official 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 556690. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.