9427

Name: Festo 9427 Bulkhead quick connector QCK-3/8-PK-9-B
Brand: Festo

Bulkhead quick connector QCK-3/8-PK-9-B

The Festo part number 9427 is a bulkhead industrial component featuring an 8 mm nominal width, an internal thread G3/8 pneumatic connection 1, and a pneumatic connection 2 for a 9 mm inside diameter barbed fitting with a nut. Constructed with an anodized wrought aluminum alloy connector and union nut, alongside a galvanized steel nut, this component operates within a pressure range of -0.95 bar to 10 bar and an ambient temperature range of -10 °C to 60 °C using compressed air as per ISO 8573-1:2010 [7:-:-]. It utilizes a sealing ring on the screwed plug, has a nominal tightening torque of 12.5 Nm with a ±20% tolerance, and achieves a CRC rating of 1 with VDMA24364-B1/B2-L LABS conformity. Submit the exact part number, quantity, and application requirements to receive a formal quote.

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Manufacturer: Festo
Part number: 9427
Data verification: Manufacturer evidence reviewed

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Technical Specifications

Nominal width: 8 mm
Type of seal on screwed plug: Sealing ring
Mounting position: Any
Design: Bulkhead
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: 12.5 Nm
Tolerance for nominal tightening torque: ±20%
Pneumatic connection 1: Internal thread G3/8
Pneumatic connection 2: for barbed tting, inside diameter 9 mm, with nut
Material of union nut: Wrought aluminum alloy, anodized
Note on materials: RoHS compliant
Nut material: Steel, galvanized
Connector material: Wrought aluminum alloy, anodized

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.

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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 9427. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.