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 3488210 is a manual 4/3 exhausted rotary vane industrial component featuring a 51 mm width, a nominal width of 6 mm, and a normal nominal flow rate of 600 l/min at pneumatic working port G1/8. This directly controlled, non-reversible valve operates within a pressure range of 0 bar to 10 bar, supports vacuum operation exclusively at connection 3, and is certified for ATEX Zone 2 and Zone 22 explosion prevention. Designed for hand operation only with an adjustable exhaust air function and hard sealing principle, it utilizes compressed air matching ISO 8573-1:2010 [7:4:4] where oil lubrication is possible and required for continued use. Submit the exact part number, 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 3488210. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.