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 173123 is a 3/2 open, monostable industrial component featuring an electrical type of actuation and a piston slide design structure. Engineered with a 17.8 mm width, a nominal size of 5 mm, an 18 mm grid dimension, and an IP65 protection class, this piloted valve operates within a working pressure range of 2 to 8 bar while delivering a standard nominal flow rate of 600 l/min. Additional verified attributes include internal pilot air supply, soft sealing principle, mechanical spring reset, throttleable exhaust-air function, non-reversible flow direction, freedom from overlap, and c UL us recognition. Submit the exact part number, quantity, and application requirements to receive a formal quotation for this unit.
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 173123. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.