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Festo
535721
Filter regulator MS4-LFR-1/4-D7-CUV-AS-Z
The Festo 535721 is an MS-series size 4 filter regulator with a pressure gauge, designed with a 5 µm filtration grade and a fully automatic condensate drain holding a maximum condensate volume of 25 ml. Operating within a working pressure of 2 to 12 bar and a pressure control range of 0.5 to 12 bar, this unit delivers a standard nominal flow rate of 1,200 l/min for compressed air conforming to ISO 8573-1:2010 [7:4:-] or inert gases. Features include a rotary knob with lock, integrated metal shell bowl guard, secondary exhaust, and constant output pressure with return flow function for vertical installation within +/- 5°. Submit part number 535721, 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
- 535721
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 535721.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- 4
- Series
- MS
- Actuator lock
- Rotary knob with 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
- 25 ml
- Controller function
- Output pressure constant | with secondary exhaust | with return flow
- Bowl guard
- integrated as metal shell
- Pressure gauge
- with pressure gauge
- Working pressure
- 2 ... 12 bar
- Pressure control range
- 0.5 ... 12 bar
- Max. pressure hysteresis
- 0.25 bar
- Standard nominal flow rate
- 1,200 l/min
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:-] | Inert gases
- Corrosion resistance classification CRC
- 2
- Storage temperature
- -10 ... 60 °C
- Air purity class at output
- Compressed air in accordance with ISO8573-1:2010 [6:4:4]
- Medium temperature
- 5 ... 60 °C
- Ambient temperature
- 5 ... 60 °C
- Product weight
- 475 g
- Mounting type
- Optional | Front panel installation | Line installation | with accessories
- Pneumatic connection, port
- 2 G1/4
- Materials note
- Conforms to RoHS
- Materials information for seals
- NBR
- Materials information, housing
- Aluminum die cast
- Materials information for bowl
- Aluminum die cast | Wrought Aluminum alloy
- Materials info, viewing window
- PA
- 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 535721. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.