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
Engineered by Festo, this blue industrial component part number 6204 features a 4 mm inside diameter, a 6.1 mm outside diameter, and a D 52 +/-3 Shore hardness constructed from TPE-U(PU) tubing material. The unit operates with compressed air in accordance with ISO8573-1:2010 [7:-:-] at a temperature-dependent working pressure ranging from -0.95 to 10 bar and an ambient temperature of -35 to 60 °C, maintaining a 20 mm bending radius relevant for flow rate and a weight of 0.021 kg/m. Featuring TÜV authorization, the RoHS-compliant materials are free of copper and PTFE. 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 6204. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.