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 Size 185 structural guide component features a recirculating ball bearing guide and supports a working stroke adjustable from 50 mm to 8500 mm in any mounting position. It accommodates a maximum acceleration of 50 m/s², a maximum speed of 5 m/s, and a maximum no-load resistance to shifting of 15 N, while providing maximum forces of 15200 N for Fy, Fz, and Fy total axis, along with maximum torques of 529 Nm for Mx and up to 1820 Nm for My and Mz. Built with a 2nd moment of area Iy of 23400000 mm⁴ and Iz of 27400000 mm⁴, the unit operates within an ambient temperature range of -10 °C to 60 °C, achieves an IP40 degree of protection, possesses a corrosion resistance class of CRC 0, and complies with VDMA24364 Zone III LABS conformity. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 558868. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.