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 531100 is an MS-series size 4 industrial component featuring a pressure regulator with gauge, standard filter, and standard oil-mist lubricator design structure. It operates with a working pressure of 2 to 12 bar, a pressure control range of 1 to 12 bar, and a standard nominal flow rate of 700 l/min using compressed air or inert gases. Equipped with a 5 µm grade of filtration, a fully automatic condensate drain, and a rotary knob actuator lock with accessories, this unit maintains an output air purity class in accordance with ISO8573-1:2010 [6:4:-]. Submit the exact part number, quantity, and application requirements to receive 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 531100. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.