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
This blue Festo industrial component, part number 558205, features an outside diameter of 4 mm, an inside diameter of 2.9 mm, a minimum bending radius of 12 mm, and a bending radius relevant for flow rate of 25 mm with a product weight of 0.0056 kg/m. The tubing operates within a temperature-dependent pressure range of -0.095 MPa to 1.4 MPa (-0.95 bar to 14 bar, -13.775 psi to 203 psi), accommodating water up to 0.8 MPa at 0 to 50°C, compressed air per ISO 8573-1:2010 [7:-:-], and liquid, ice-free water across an ambient temperature range of -30 °C to 80 °C. It holds a TÜV certification under authority B 013277 0527 00, VDMA24364-B2-L LABS conformity, RoHS compliant material notes, and pneumatic connections for 4 mm or 5/32" plug connections and 3 mm barbed fittings with or without union nuts. Submit the exact part number, quantity, and application requirements for 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 558205. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.