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 size 4 industrial component from the MS series is a pressure regulator with a pressure gauge featuring a rotary knob with detent and any mounting position. It delivers a constant output pressure with secondary exhausting and a return flow characteristic across an operating pressure range of 0.8 bar to 14 bar and a regulation range of 0.5 bar to 12 bar. The unit achieves a normal nominal flow rate of 1000 l/min, a maximum pressure hysteresis of 0.25 bar, and operates with compressed air as per ISO 8573-1:2010 [7:4:4] or inert gases with possible oil lubrication. Weighing 225 g with moderate corrosion resistance class 2 and a temperature range of -10 °C to 60 °C, please submit the exact part number, quantity, and application requirements for a 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 8232818. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.