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 4451858 is a mechanical 3-way ball valve featuring a T-hole structural design, soft sealing principle, and a nominal width DN of 32 with a 32 mm inside diameter. Built for in-line installation in any mounting position, this 3/2 valve accommodates compressed air, inert gas, water without water vapor, and neutral liquids across a medium temperature range of -20 °C to 130 °C. It is rated for a nominal pressure PN of 40, provides a breakaway torque of 16.7 Nm at nominal pressure differential, and features F04 and F05 flange hole patterns based on ISO 5211 alongside Rp1 1/4 fitting connections conforming to EN 10226-1. 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 4451858. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.