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 531119 is an industrial component featuring a size 4 MS series structural design that combines a filter regulator with a pressure gauge and a proportional standard oil mist lubricator. This unit operates within a pressure range of 1.5 bar to 12 bar, provides a pressure regulation range of 0.5 bar to 12 bar, and achieves a normal nominal flow rate of 900 l/min for compressed air as per ISO 8573-1:2010 [7:4:-] and inert gases. Equipped with a fully automatic condensate drain, a 40 µm filtration grade, and a rotary knob actuator lock with detent that can be closed with accessories, the assembly maintains a vertical mounting position within ±5°. Please 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 531119. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.