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 8223995 industrial component features an exhaust air flow control non-return function with a QS-6 pneumatic connection 1 and a G1/8 pneumatic connection 2. It utilizes a manual actuation type with a rotary knob featuring a latch, a screw-in mounting design, and a durable PBT housing material. Operating within an ambient temperature range of -10 °C to 60 °C and an operating pressure range of 0.02 MPa to 1 MPa, this unit supports compressed air as per ISO 8573-1:2010 [7:4:4] and includes ATEX certification for Zones 1, 2, 21, and 22. Submit the exact part number, quantity, and application requirements for a formal 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 8223995. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.