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 8191818 is a pneumatic 2-way soft-sealing ball valve featuring a quarter-turn actuator, an Rp1 1/2 fitting connection, and a nominal width DN of 40 based on ISO 5211, DIN 3202-M3, and EN 10226-1 standards. This 2/2 reversible flow valve operates at a pressure range of 0.55 MPa to 0.8 MPa (5.5 bar to 8 bar) with a nominal pressure PN of 63, a Kv flow rate of 170 m³/h, and a breakaway torque of 29 Nm at nominal pressure. Designed for in-line installation in any mounting position, it handles medium temperatures from -10 °C to 200 °C, utilizing compressed air, inert gas, water, neutral liquids, or other requested flow media. 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 8191818. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.