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Products/Festo/186339
Festo 186339 Push-in T-fitting QST-V0-G1/4-8
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Festo

186339

Push-in T-fitting QST-V0-G1/4-8

The Festo part number 186339 is a standard T-shaped industrial component featuring a 6.7 mm nominal width, an external thread G1/4 pneumatic connection 1, and a connection 2 for an 8 mm outside diameter pneumatic tubing using a push-pull structural design. This component operates within a pressure range of -0.095 MPa to 1 MPa (-0.95 bar to 10 bar, -13.775 psi to 145 psi) for compressed air and up to 0.6 MPa for water at a maximum of 50 °C, utilizing a sealing ring on the screwed plug and an external hexagon SW17 for mounting with a nominal tightening torque of 9 Nm (plus or minus 20%). Constructed with a UL94 V-0 housing and releasing ring, it offers a corrosion resistance class of 2 and weighs 30 g, with a pack size of 10 units included. Submit the exact part number, quantity, and application requirements to request a quote for this Festo 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
186339
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 186339.
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Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
Standard
Nominal width
6.7 mm
Material re test
UL94 V-0 (housing) | UL94 V-0 (releasing ring)
Type of seal on screwed plug
Sealing ring
Design
T-shape
Pack size
10
Structural design
Push-pull principle
Operating pressure for entire temperature range
-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 max. 50 °C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-] | Water (liquid, ice-free)
Information on operating and pilot media
Lubricated operation possible
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Ambient temperature
0 °C...60 °C
Nominal tightening torque
9 Nm
Tolerance for nominal tightening torque
±20%
Product weight
30 g
Type of mounting
External hexagon SW17
Pneumatic connection 1
External thread G1/4
Pneumatic connection 2
for pneumatic tubing outside diameter 8 mm
Releasing ring color
Black
Material of screwed plug
Brass, nickel-plated
Note on materials
RoHS compliant
Housing material
PBT
Material of threaded seal
Aluminum | PBT
Releasing ring material
PBT
Material of tubing seal
NBR
Material of tube retaining claw
high-alloy stainless steel

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 186339. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.