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.
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Festo
538015
Precision pressure regulator MS6-LRP-3/8-D4-A8-Z
The Festo 538015 is an MS-series industrial component featuring a piloted precision diaphragm regulator design in size 6 with a rotary knob with lock actuator lock. It delivers a standard nominal flow rate of 1,400 l/min or greater, a secondary venting flow rate of 450 l/min or greater, and a pressure control range of 0.05 to 2.5 bar within a working pressure of 1 to 14 bar. This component supports compressed air in accordance with ISO8573-1:2010 [7:4:4] or inert gases, operating without lubricated operation across medium and ambient temperatures from -10 to 60 °C. Submit the exact part number, quantity, and application requirements for a quote.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
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.
- Manufacturer
- Festo
- Part number
- 538015
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 538015.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- 6
- Series
- MS
- Actuator lock
- Rotary knob with lock
- Assembly position
- Any
- Design structure
- Piloted precision diaphragm regulator
- Controller function
- Output pressure constant | with secondary exhaust
- Pressure gauge
- G1/8" prepared
- Working pressure
- 1 ... 14 bar
- Pressure control range
- 0.05 ... 2.5 bar
- Max. pressure hysteresis
- 0.02 bar
- Flow rate, secondary venting
- >= 450 l/min
- Standard nominal flow rate
- >= 1,400 l/min
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4] | Inert gases
- Note on operating and pilot medium
- Lubricated operation not possible
- Corrosion resistance classification CRC
- 2
- Storage temperature
- -10 ... 60 °C
- Medium temperature
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Product weight
- 1,000 g
- Mounting type
- Optional | Front panel installation | Line installation | with accessories
- Pneumatic connection, port
- 3 G1/4
- Materials note
- Free of copper and PTFE | Conforms to RoHS
- Materials information for seals
- NBR
- Materials information, housing
- Aluminum
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 538015. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.