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 part number 4099 is a straight industrial component featuring a 12 mm nominal width, an internal G1/2 pneumatic connection 1, and a pneumatic connection 2 for a 13 mm inside diameter barbed fitting with a nut. Constructed with an anodized wrought aluminum alloy union nut and screwed plug, this RoHS-compliant part operates across a pressure range of -0.95 bar to 10 bar for compressed air and up to 0.6 MPa for water at a maximum of 50 °C. It provides a moderate corrosion resistance class of CRC 2, a PA-reinforced and TPE-U(PU) sealing ring, and a nominal tightening torque of 14 Nm with a ±20% tolerance for any mounting position. 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 4099. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.