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 8172735 is a directly controlled 2/2-way closed monostable industrial rocker valve featuring a diaphragm seal, soft sealing principle, and side electrical connection via a cable with connection pattern H plug. Designed with FPM and PEEK media-contacting materials, a 2 mm nominal width, and a reversible flow direction, it accommodates both liquid and gaseous media with a maximum particle size of 5 µm. This size 16 component includes a 17 mm width dimension, a flange fluid connector, and through-hole mounting for an M2.5 screw in any mounting position. Request a quote by submitting the exact part number, quantity, and application requirements.
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 8172735. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.