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Products/Festo/153433
Festo 153433 Push-in L-fitting, self-sealing QSKL-1/4-8
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Festo

153433

Push-in L-fitting, self-sealing QSKL-1/4-8

The Festo 153433 is an L-shaped industrial component utilizing a push-pull structural design with a standard size and a 4.1 mm nominal width. It accommodates a wide range of approved tubing types—including PAN, PEN, PFAN, PLN, PUN, and their variants—with an 18.2 mm tubing insertion depth and a coated seal on the screwed plug. Operating parameters span a temperature-dependent pressure range of -0.95 bar to 14 bar and an entire-temperature-range pressure of -0.95 bar to 6 bar for compressed air under ISO 8573-1:2010 [7:-:-], with a nominal tightening torque of 9 Nm at ±20% tolerance. Submit the exact part number, quantity, and application requirements to request a formal quote for this component.

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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
153433
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 153433.
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
4.1 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
18.2 mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
L-shape
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
9 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 153433. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.