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 173085 is an electrical 5/2 monostable industrial component utilizing a piston slide design structure with a mechanical spring reset and soft sealing principle. Featuring a 17.8 mm width, an 18 mm grid dimension, a 5 mm nominal size, and a standard nominal flow rate of 600 l/min, this piloted valve operates at a working pressure of 2.5 to 8 bar with internal pilot air supply and positive overlap lap. Additional verified specifications include IP65 protection class, throttleable exhaust-air function, non-reversible flow direction, any assembly position, detenting manual override with accessories, c UL us recognition, and a CE symbol in accordance with the EU low voltage guideline. 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 173085. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.