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 8198531 is an electrical, piloted 5/3-way pressurized industrial component featuring a piston gate valve design with a soft sealing principle and positive overlap lap. Operating at a pressure range of 0.3 MPa to 1 MPa (3 bar to 10 bar), this 42 mm wide unit provides a standardized nominal flow rate of 1600 l/min through an ISO 5599-1 size 1 sub-base pneumatic working port. It includes a mechanical spring reset method, an internal pilot air supply port, adjustable exhaust air function via individual sub-bases, a detenting manual override, and IP65 and NEMA 4 degree of protection. Submit the exact part number, quantity, and application requirements to request a quote.
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 8198531. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.