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Festo
173807
Filter regulator LFR-3/4-D-O-MAXI-A-NPT
The Festo part number 173807 is a Maxi size industrial component from the D series, engineered for vertical assembly positions with a standard nominal flow rate of 9,700 l/min and a working pressure range of 2 to 12 bar. This unit features a 40 µm grade of filtration, a fully automatic condensate drain with an 80 cm3 max condensate volume, and a metal bowl guard for a product weight of 1,300 g. Operating with compressed air to ISO 8573-1:2010 [7:9:-] or inert gases within a medium and ambient temperature range of 5 to 60 µc, it achieves an air purity class at the output of ISO 8573-1:2010 [7:8:4]. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a QuoteWhy no listed price?
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
- 173807
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 173807.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Maxi
- Series
- D
- Assembly position
- Vertical
- Grade of filtration
- 40 µm
- Condensate drain
- fully automatic
- Max. condensate volume
- 80 cm3
- Bowl guard
- Metal bowl guard
- Working pressure
- 2 ... 12 bar
- Max. pressure hysteresis
- 0.4 bar
- Standard nominal flow rate
- 9,700 l/min
- Operating medium
- Compressed air to ISO 8573-1:2010 [7:9:-] | Inert gases
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- PWIS conformity
- VDMA24364-B1/B2-L
- Storage temperature
- -10 ... 60 °C
- Air purity class at output
- Compressed air in accordance with ISO8573-1:2010 [7:8:4] | Inert gases
- Medium temperature
- 5 ... 60 °C
- Ambient temperature
- 5 ... 60 °C
- Product weight
- 1,300 g
- Mounting type
- with accessories
- Pneumatic connection, port
- 2 3/4 NPT
- Materials note
- Conforms to RoHS
- Material housing
- Zinc die-casting
- Material bowl
- PC
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 173807. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.