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 8042669 industrial component is an MS-series size 4 filter regulator featuring a constant output pressure controller function with primary pressure compensation, secondary exhausting, and a return flow characteristic, paired with a proportional standard oil mist lubricator. This unit incorporates a manual rotating condensate drain, a 40 µm filtration grade, a plastic bowl guard, an integrated pressure gauge, and a rotary knob actuator lock with detent that can be closed with accessories. It operates within a pressure regulation range of 0.5 bar to 7 bar across an operating pressure of 1.5 bar to 14 bar, delivering a normal nominal flow rate of 1400 l/min for compressed air as per ISO 8573-1:2010 [7:4:4] or inert gases. Submit the exact part number, quantity, and application requirements to receive a formal quotation 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 8042669. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.