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
Manufactured by Festo, part number 578289 is a standard-size, L-shaped industrial component featuring an 11 mm nominal width, a 19.5 mm tubing insertion depth, and a sealing ring on the screwed plug utilizing the push-pull principle. It operates across a temperature range of 0 °C to 150 °C with pressures from -0.095 MPa to 2 MPa, supporting compressed air and liquid water alongside lubricated operation. The unit holds a corrosion resistance class of 3 and NSF C0523185 certification, meeting ISO 14644-1 Class 4 cleanroom standards and NSF/ANSI 169 requirements for the food industry. 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 578289. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.