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 8172834 is an 18 mm electrical industrial component featuring a 2x3/2 open/closed monostable valve function with a piston gate valve structural design and internal pilot air supply port. Engineered with a normal nominal flow rate of 920 l/min, a G1/4 pneumatic working port, and a 5.7 mm nominal width, this unit operates on 24V DC within an operating pressure range of 0.3 MPa to 0.8 MPa (3 bar to 8 bar). It incorporates a mechanical spring reset method, soft sealing principle, positive overlap lap, and adjustable exhaust air function, along with detenting, non-detenting, and covered manual overrides. Certified with RCM compliance and c UL us recognition (OL) issued by UL MH19482, the assembly provides an IP40 degree of protection and supports any mounting 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 8172834. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.