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 8164559 is a 14 mm electrical industrial component featuring a 5/3 exhausted valve function, a piston gate valve structural design, and a mechanical spring reset method. This piloted valve operates on 24V DC within an operating pressure range of 0.3 MPa to 0.8 MPa (3 bar to 8 bar), delivering a normal nominal flow rate of 550 l/min through a G1/8 pneumatic working port. Certified with RCM compliance and c UL us recognition (OL) under UL MH19482, the unit includes an adjustable exhaust air function, a soft sealing principle, internal pilot air supply, positive overlap, and a multi-option manual override supporting detenting, non-detenting, and covered configurations. Submit the exact part number, quantity, and application requirements to request a quote for this component.
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 8164559. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.