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 578401 is a standard T-shaped industrial component featuring an 11 mm nominal width, 19.5 mm tubing insertion depth, and a sealing ring on the screwed plug. Utilizing a push-pull structural design for any mounting position, it operates within a pressure range of -0.095 MPa to 2 MPa (-0.95 bar to 20 bar, -13.775 psi to 290 psi) and handles water up to 0.6 MPa at 0 to 50 °C. This NSF C0523185 and NSF/ANSI 169 certified component supports compressed air and liquid water, boasts a corrosion resistance class of 3 with high corrosion stress, and tolerates ambient temperatures from 0 °C to 150 °C at a nominal tightening torque of 9 Nm (±20%). Submit your exact part number, quantity, and application requirements to receive a formal quotation for this pack size of 10.
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 578401. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.