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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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Festo
186172
Push-in T-fitting QSTL-G1/4-8
The Festo part number 186172 is a standard L-shaped industrial component featuring a lengthwise additional push-in connector with a 6.7 mm nominal width and an 18.1 mm tubing insertion depth based on the push-pull principle. It operates across an ambient temperature range of -10 °C to 80 °C with a nominal tightening torque of 9 Nm at a ±20% tolerance, providing a corrosion resistance class of 1 and ISO 14644-1 class 4 cleanroom suitability. Operating media includes compressed air per ISO 8573-1:2010 [7:-:-] and liquid, ice-free water with pressures spanning from -0.095 MPa to 1.4 MPa depending on temperature. This product is supplied in a pack size of 10 weighing 27 g each with a sealing ring on the screwed plug and supports lubricated operation. Submit the exact part number, quantity, and application requirements to receive a quote.
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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
- 186172
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 186172.
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
- 6.7 mm
- Tubing insertion depth
- 18.1 mm
- Type of seal on screwed plug
- Sealing ring
- Mounting position
- Any
- Design
- L-shape, additional push-in connector, lengthwise
- Pack size
- 10
- 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
- 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 | Water: G-thread only possible with sealing ring type OL as additional | accessory
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Cleanroom suitability, measured according to ISO 14644-14
- Class 4 according to ISO 14644-1
- Ambient temperature
- -10 °C...80 °C
- Nominal tightening torque
- 9 Nm
- Tolerance for nominal tightening torque
- ±20%
- Product weight
- 27 g
- No. of outlets
- 2
- No. of supply lines
- 1
- 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
- Blue
Engineering context
Identification and RFQ Guidance
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 186172. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.