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 8191872 is a pneumatic 3-way ball valve featuring a quarter turn actuator, soft sealing principle, and an Rp3/4 fitting connection with a nominal width DN of 20. Designed for in-line installation in any mounting position based on EN 10226-1 and ISO 5211 norms, this 3/2 valve function operates between 0.55 MPa and 0.8 MPa with a nominal pressure PN of 63 and a breakaway torque of 18 Nm. It accommodates compressed air, inert gas, water without vapor, and neutral liquids across a medium temperature range of -10 °C to 200 °C, offering a reversible flow direction and a flow rate Kv type T corner of 4.8 m³/h. 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 8191872. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.