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Festo
531321
Filter regulator MS6N-LFR-1/2-D7-CUM-AS-Z
The Festo 531321 is an MS-series size 6 filter regulator with a pressure gauge, designed with a manual rotary condensate drain and a 38 ml maximum condensate volume. Operating with compressed air across an inlet pressure range of 0.8 to 20 bar and a pressure control range of 0.5 to 12 bar, this component achieves a standard nominal flow rate of 4,000 l/min and a 5 µm grade of filtration. The unit features a metal bowl guard, constant output pressure with secondary exhaust controller function, and an actuator lock with accessories that is lockable. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 531321
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 531321.
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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
- manual rotary
- Design structure
- Filter regulator with pressure gauge
- Max. condensate volume
- 38 ml
- Controller function
- Output pressure constant | with secondary exhaust
- Bowl guard
- Metal bowl guard
- Pressure gauge
- with pressure gauge
- Pressure control range
- 0.5 ... 12 bar
- Inlet pressure 1
- 0.8 ... 20 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
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Product weight
- 1,087 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
- Wrought Aluminum alloy
- 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 531321. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.