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
This Festo industrial component, part number 578398, is a T-shaped push-pull design with a standard size, an 8.5 mm nominal width, and a 19.5 mm tubing insertion depth utilizing a sealing ring on the screwed plug. The unit operates within a pressure range of -0.095 MPa to 2 MPa (-0.95 bar to 20 bar, -13.775 psi to 290 psi) for compressed air and up to 0.6 MPa at 0 to 50 °C for water, with an ambient temperature range of 0 °C to 150 °C and a nominal tightening torque of 7.5 Nm at a tolerance of ±20%. Rated with a corrosion resistance class of 3 for high corrosion stress and cleanroom suitability of ISO Class 4, this pack of 10 components supports lubricated operation and holds NSF C0523185 certification alongside NSF/ANSI 169 conformity for the food industry. Submit part number 578398, desired 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 578398. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.