551438

Name: Festo 551438 Plastic tubing PEN-4X0,75-SW-500
Brand: Festo

Plastic tubing PEN-4X0,75-SW-500

The Festo part number 551438 is a black industrial component featuring a 4 mm outside diameter, 2.7 mm inside diameter, and a Shore hardness of D 52 +/-3 suitable for energy chains. It supports a temperature-dependent operating pressure of -0.95 bar to 10 bar and operates with compressed air or liquid water under TÜV certification. Submit the exact part number, quantity, and application requirements for an RFQ quote.

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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: 551438
Data verification: Manufacturer evidence reviewed

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Verified configuration

Technical Specifications

Outside diameter: 4 mm
Bending radius relevant for ow rate: 20 mm
Inside diameter: 2.7 mm
Min. bending radius: 10 mm
Tubing characteristics: Suitable for energy chains
Temperature-dependent operating pressure: -0.095 MPa...1 MPa | -0.95 bar...10 bar | -13.775 psi...145 psi
Information on operating pressure: Water: max. 0.6 MPa at 0 - 50 °C
Certication: TÜV
Certicate issuing authority: B 013277 0527 00
Operating medium: Compressed air as per ISO 8573-1:2010 [7:-:-] | Water (liquid, ice-free)
LABS (PWIS) conformity: VDMA24364-B2-L
Cleanroom suitability, measured according to ISO 14644-14: Statically installed element, no meaningful evaluation possible | according to ISO 14644-1
Ambient temperature: -30 °C...60 °C
Product weight by length: 0.00643 kg/m
Pneumatic connection: For plug connection outside diameter 4 mm | For plug connection outside diameter 5/32" | For barbed tting, inside diameter 3 mm, with union nut | For barbed tting, inside diameter 3 mm
Color: Black
Shore hardness: D 52 +/-3
Note on materials: RoHS compliant
Material of pneumatic tubing: Protective grounding

Engineering context

Identification and RFQ Guidance

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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.

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 551438. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.