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Products/Festo/186311
Festo 186311 Push-in L-fitting, self-sealing QSKL-G3/8-10
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Festo

186311

Push-in L-fitting, self-sealing QSKL-G3/8-10

The Festo part number 186311 is a standard-size industrial component featuring an L-shaped design with a nominal width of 5.3 mm and a push-pull structural design utilizing a sealing ring on the screwed plug. Operating on compressed air according to ISO 8573-1:2010 [7:-:-] with an ambient temperature range of -10 °C to 80 °C, this component accommodates a nominal tightening torque of 15.5 Nm with a ±20% tolerance and is compatible with an extensive range of approved Festo tubing types including PUN, PAN, and PEN. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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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
186311
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 186311.
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
5.3 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
20.2 mm
Type of seal on screwed plug
Sealing ring
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
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 186311. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.