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Products/Festo/531825
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Festo

531825

Pressure regulator MS6N-LRB-1/2-D5-AS-BI-Z

The Festo 531825 is an industrial component from the MS series in size 6, featuring a directly-controlled diaphragm regulator design with a looped-through compressed air supply and initial pressure compensation. This unit operates with an inlet pressure range of 0.8 to 20 bar, a pressure control range of 0.3 to 4 bar, and delivers a standard nominal flow rate of 600 l/min using compressed air as the operating medium. It includes a pressure gauge, a secondary exhaust function, a maximum pressure hysteresis of 0.25 bar, and an actuator lock that is lockable with accessories. Weighing 747 g, the device supports any assembly position and offers mounting options for line installation, front panel installation, or optional use with accessories via its two QS-8 pneumatic connection ports. Submit the exact part number, quantity, and application requirements to receive a quote for this component.

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Manufacturer
Festo
Part number
531825
Data verification
Manufacturer evidence reviewed

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Verified configuration

Technical Specifications

Size
6
Series
MS
Actuator lock
with accessories, lockable
Assembly position
Any
Design structure
directly-controlled diaphragm regulator | with looped-through compressed air supply
Controller function
Output pressure constant | with initial pressure compensation | with secondary exhaust
Pressure gauge
with pressure gauge
Pressure control range
0.3 ... 4 bar
Inlet pressure 1
0.8 ... 20 bar
Max. pressure hysteresis
0.25 bar
Standard nominal flow rate
600 l/min
Operating medium
Compressed air
Corrosion resistance classification CRC
2
Storage temperature
-10 ... 60 °C
Medium temperature
-10 ... 60 °C
Ambient temperature
-10 ... 60 °C
Product weight
747 g
Mounting type
with accessories | Optional | Front panel installation | Line installation
Pneumatic connection, port
2 QS-8
Materials information for control panel
POM | PA
Materials information for seals
NBR
Materials information, housing
Aluminum die cast
Materials information for membrane
NBR

Engineering context

Identification and RFQ Guidance

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.

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 531825. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.