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 8191855 is a pneumatic 3-way ball valve featuring a soft sealing principle, a quarter turn actuator, an Rp1/2 fitting connection, and a nominal width DN of 15. This 3/2 valve function component operates at a pressure range of 0.55 MPa to 0.8 MPa (5.5 bar to 8 bar / 79.75 psi to 116 psi) with a nominal pressure PN of 63, a breakaway torque of 13 Nm, and a flow rate Kv type L of 4.7 m³/h based on EN 10226-1 and ISO 5211 norms. It supports an unrestricted mounting position for in-line installation, a medium temperature range of -10 °C to 200 °C, reversible flow direction, and compatibility with compressed air, inert gas, water without water vapor, and neutral liquids. Submit the exact part number, quantity, and application requirements for an RFQ 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 8191855. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.