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Products/Festo/530331
Festo 530331 Pressure regulator MS6-LRB-1/2-D6-VS-AS-Z
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Festo

530331

Pressure regulator MS6-LRB-1/2-D6-VS-AS-Z

The Festo 530331 is a size 6 MS-series directly-controlled diaphragm regulator featuring initial pressure compensation, secondary exhaust, and a looped-through compressed air supply for maintaining a constant output pressure within a 0.3 to 7 bar control range. It supports a standard nominal flow rate of 6,300 l/min across a working pressure of 0.8 to 20 bar, utilizing G1/2 pneumatic connections and operating with compressed air meeting ISO8573-1:2010 [7:4:4] or inert gases. Constructed without copper or PTFE and conforming to RoHS, this 747 g component includes a lockable rotary knob actuator and permits optional front panel or line installation in any assembly position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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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
530331
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 530331.
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 | 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
Working pressure
0.8 ... 20 bar
Pressure control range
0.3 ... 7 bar
Max. pressure hysteresis
0.25 bar
Standard nominal flow rate
6,300 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 possible (subsequently required for further | operation)
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
Optional | Front panel installation | Line installation | with accessories
Pneumatic connection, port
2 G1/2
Materials note
Free of copper and PTFE | Conforms to RoHS
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 530331. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.