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 564138 is an industrial component featuring a pilot-controlled diaphragm regulator with a size 9 MS series structural design, constant output pressure, primary pressure compensation, secondary exhausting, and a return flow characteristic. It operates within a pressure range of 1 bar to 20 bar, a pressure regulation range of 0.5 bar to 12 bar, a maximum pressure hysteresis of 0.4 bar, and includes a pressure gauge alongside an actuator lock that can be closed with accessories. Designed for compressed air per ISO 8573-1:2010 [7:4:4] or inert gases with possible oil lubrication, the 1400 g unit offers moderate corrosion stress resistance (CRC 2), VDMA24364-B1/B2-L LABS conformity, and ISO 14644-1 Class 7 cleanroom suitability for operating, storage, and medium temperatures from -10 °C to 60 °C in any mounting position via front panel, in-line installation, or accessories. 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 564138. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.