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 578366 is a straight industrial component featuring a standard size, an 8.5 mm nominal width, and a push-pull structural design with a sealing ring on the screwed plug. This unit operates at pressures ranging from -0.95 bar to 20 bar across an ambient temperature range of 0 °C to 150 °C, supporting compressed air and liquid water media with a nominal tightening torque of 7.5 Nm. Built with a corrosion resistance class of 3 and NSF C0523185 certification, each pack contains 10 units with a product weight of 22.2 g each. 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 578366. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.