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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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Festo
4471
Elbow quick connector LCK-1/4-PK-4
The Festo part number 4471 is an L-shape industrial component with a nominal width of 2.9 mm and an external thread G1/4 pneumatic connection 1 paired with a pneumatic connection 2 for 6 mm outside diameter tubing or 4 mm inside diameter barbed fitting with a nut. Operating within a pressure range of -0.095 MPa to 1 MPa using compressed air per ISO 8573-1:2010 [7:-:-], this pack size of 10 features a sealing ring type on a screwed plug with a nominal tightening torque of 11 Nm at a ±10% tolerance. Constructed with a die-cast zinc swivel joint and anodized wrought aluminum alloy union nut and hollow bolt, the assembly includes PA-reinforced and TPE-U(PU) sealing ring materials while supporting an ambient temperature range of -10 °C to 60 °C in any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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
- 4471
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 4471.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Nominal width
- 2.9 mm
- Type of seal on screwed plug
- Sealing ring
- Mounting position
- Any
- Design
- L-shape
- Pack size
- 10
- Operating pressure for entire temperature range
- -0.095 MPa...1 MPa | -0.95 bar...10 bar | -13.775 psi...145 psi
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Information on operating and pilot media
- Lubricated operation possible
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Ambient temperature
- -10 °C...60 °C
- Nominal tightening torque
- 11 Nm
- Tolerance for nominal tightening torque
- ±10%
- Pneumatic connection 1
- External thread G1/4
- Pneumatic connection 2
- for pneumatic tubing outside diameter 6 mm | for barbed tting, inside diameter 4 mm, with nut
- Material of union nut
- Wrought aluminum alloy, anodized
- Note on materials
- RoHS compliant
- Sealing ring material
- PA-reinforced | TPE-U(PU)
- Hollow bolt material
- Wrought aluminum alloy, anodized
- Swivel joint material
- Die-cast zinc
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 4471. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.