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 8198558 is a 42 mm wide electrical industrial component featuring a 5/3 exhausted valve function and a piston gate valve structural design with a soft sealing principle. This piloted component provides a standardized nominal flow rate of 1800 l/min according to ISO 8778, an operating pressure range of 0.3 MPa to 1 MPa (3 bar to 10 bar), and an IP65 and NEMA 4 degree of protection. Additional verified attributes include a mechanical spring reset method, ISO 5599-1 sub-base size 1 pneumatic working port, internal pilot air supply port, and non-detenting manual override. Submit the exact part number, quantity, and application requirements for 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 8198558. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.