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 MS series size 4 industrial component is a filter regulator featuring a structural design without a pressure gauge, a 40 µm filtration grade, and a manual rotating condensate drain with a maximum condensate volume of 19 ml. Engineered with a rotary knob actuator lock with detent that can be closed with accessories, a plastic bowl guard, and a vertical ±5° mounting position, this unit delivers constant output pressure with secondary exhausting and a return flow characteristic. It operates within a pressure range of 0.8 bar to 14 bar, a regulation range of 0.5 bar to 12 bar, and a normal nominal flow rate of 1500 l/min utilizing compressed air as per ISO 8573-1:2010 [-:4:-] or inert gases. Submit the exact part number, quantity, and application requirements for an official 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 8229574. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.