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 165662 is a G3/8 threaded one-way flow control valve designed for exhaust air applications with a working pressure range of 0.3 to 10 bar. It features a slotted head screw adjusting element, a standard nominal flow rate of 1,450 l/min in the flow control direction, and a wrought aluminum alloy construction with NBR seals that is free of copper and PTFE. This component operates in ambient and medium temperatures from -10 to 60 °C, supports any assembly position, and holds Germanischer Lloyd authorization. Please submit the exact part number, quantity, and application requirements to request 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 165662. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.