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Products/Festo/153426
Festo 153426 Push-in fitting, self-sealing QSK-3/8-10
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Festo

153426

Push-in fitting, self-sealing QSK-3/8-10

This Festo industrial component features a standard straight design with a 5.6 mm nominal width and a 21 mm tubing insertion depth utilizing the push-pull principle. It operates with compressed air as per ISO 8573-1:2010 [7:-:-] across an ambient temperature range of -10 °C to 80 °C, supporting lubricated operation and accommodating an extensive selection of approved tubing types including PAN, PEN, and PUN series. The unit is rated for an operating pressure of -0.95 bar to 6 bar across its entire temperature range, scaling from -0.95 bar to 14 bar depending on temperature, and requires a nominal tightening torque of 15.5 Nm with a ±20% tolerance. Submit the exact part number, quantity, and application requirements to request a quote for this pack size of 1.

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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
153426
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 153426.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
Standard
Nominal width
5.6 mm
Approved tubing type
PAN- | PAN-MF- | PAN-R- | PAN-V0- | PEN- | PFAN- | PLN- | PTFEN- | PUN- | PUN-CM- | PUN-DUO- | PUN-H- | PUN-H-DUO- | PUN-S- | PUN-S-DUO- | PUN-V0-
Tubing insertion depth
21 mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
Straight design
Pack size
1
Structural design
Push-pull principle
Operating pressure for entire temperature range
-0.095 MPa...0.6 MPa | -0.95 bar...6 bar | -13.775 psi...87 psi
Temperature-dependent operating pressure
-0.095 MPa...1.4 MPa | -0.95 bar...14 bar | -13.775 psi...203 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...80 °C
Nominal tightening torque
15.5 Nm
Tolerance for nominal tightening torque
±20%

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

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 153426. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.