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Festo
531291
Filter regulator MS6N-LFR-1/2-D7-CRV-AS-Z
The Festo 531291 is an MS-series size 6 filter regulator featuring a design structure with a pressure gauge and a fully automatic condensate drain. It provides a standard nominal flow rate of 4,000 l/min, a pressure control range of 0.5 to 12 bar, and a 5 µm grade of filtration for compressed air operating within a medium temperature of 5 to 60 °C. This unit includes a plastic bowl guard, a lockable actuator lock with accessories, and a maximum condensate volume of 38 ml while maintaining a constant output pressure with secondary exhaust. Submit the exact part number, quantity, and application requirements for a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 531291
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 531291.
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Verified configuration
Technical Specifications
- Size
- 6
- Series
- MS
- Actuator lock
- with accessories, lockable
- Assembly position
- Vertical +/- 5°
- Grade of filtration
- 5 µm
- Condensate drain
- fully automatic
- Design structure
- Filter regulator with pressure gauge
- Max. condensate volume
- 38 ml
- Controller function
- Output pressure constant | with secondary exhaust
- Bowl guard
- Plastic guard
- Pressure gauge
- with pressure gauge
- Pressure control range
- 0.5 ... 12 bar
- Inlet pressure 1
- 2 ... 12 bar
- Max. pressure hysteresis
- 0.25 bar
- Standard nominal flow rate
- 4,000 l/min
- Operating medium
- Compressed air
- Corrosion resistance classification CRC
- 2
- Storage temperature
- -10 ... 60 °C
- Air purity class at output
- 3.7.- per DIN ISO 8573-1
- Medium temperature
- 5 ... 60 °C
- Ambient temperature
- 5 ... 60 °C
- Product weight
- 875 g
- Mounting type
- with accessories | Optional | Front panel installation | Line installation
- Pneumatic connection, port
- 2 NPT1/2-14
- Materials information for seals
- NBR
- Materials information, housing
- Aluminum die cast
- Materials information for bowl
- PC
- Material information, isolating disc
- POM
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 531291. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.