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Festo
173774
Filter regulator LFR-3/8-D-O-MINI-NPT
The Festo 173774 is a mini D-series industrial component featuring a 3/8 NPT pneumatic connection 1, a normal nominal flow rate of 1600 l/min, and an operating pressure range of 0.1 MPa to 1.6 MPa. Designed with a 40 µm filtration grade, a manual non-detenting condensate drain with a 22 cm³ max volume, and a metal bowl guard, it operates with compressed air or inert gases within a temperature range of -10 °C to 60 °C. This 410 g unit offers moderate corrosion resistance and supports in-line installation or mounting with a retaining bracket. Submit the exact part number, quantity, and application requirements to receive a quote.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
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
- 173774
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 173774.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Mini
- Series
- D
- Grade of ltration
- 40 µm
- Condensate drain
- Manual, non-detenting
- Max. condensate volume
- 22 cm³
- Bowl guard
- Metal bowl guard
- Operating pressure
- 0.1 MPa...1.6 MPa | 1 bar...16 bar
- Max. pressure hysteresis
- 0.2 bar
- Normal nominal ow rate (normalized to DIN 1343)
- 1600 l/min
- Operating medium
- Compressed air as per ISO 8573-1:2010 [-:9:-] | Inert gases
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Storage temperature
- -10 °C...60 °C
- Air quality class at the output
- Compressed air as per ISO 8573-1:2010 [7:8:4] | Inert gases
- Temperature of medium
- -10 °C...60 °C
- Ambient temperature
- -10 °C...60 °C
- Product weight
- 410 g
- Type of mounting
- Alternatively: | In-line installation | With retaining bracket
- Pneumatic connection 1
- 3/8 NPT
- Pneumatic connection 2
- 3/8 NPT
- Note on materials
- RoHS compliant
- Housing material
- Die-cast zinc
- Material of 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 173774. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.