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 173127 is an electrical 5/2 monostable industrial component featuring a 17.8 mm width, a 5 mm nominal size, an 18 mm grid dimension, and a piston slide design structure with a soft sealing principle and positive overlap. Operating with an internal pilot air supply, a piloted type of piloting, and a mechanical spring type of reset, this unit delivers a standard nominal flow rate of 600 l/min across a working and pilot pressure range of 2.5 to 8 bar. It includes an IP65 protection class, a throttleable exhaust-air function, non-reversible flow direction, an adjustable manual override with accessories, detenting, and c UL us - Recognized (OL) authorization for any assembly position. 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 173127. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.