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 8205517 is an industrial component featuring an 8 mm outside diameter, a 5.7 mm inside diameter, and an ether-based TPE-U construction suitable for energy chains. It operates within a temperature range of -35 °C to 60 °C, supporting a standard operating pressure of -0.095 MPa to 0.6 MPa and a temperature-dependent pressure up to 1 MPa. Certified by TÜV under certificate B 013277 0527 00, this component accommodates compressed air and liquid water mediums while complying with UL94 HB fire tests and VDMA24364-B2-L LABS conformity. 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 8205517. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.