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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
186157
Push-in T-fitting QST-G1/8-4
The Festo part number 186157 is a standard T-shaped industrial component featuring a 2.8 mm nominal width, a 14.9 mm tubing insertion depth, and a sealing ring type of seal on the screwed plug with any mounting position. Utilizing a push-pull structural design, this part weighs 15 g, operates across an ambient temperature range of -10 °C to 80 °C, and accommodates compressed air or liquid water within specified pressure limits. It maintains a corrosion resistance class of 1, meets VDMA24364-B1/B2-L LABS conformity, and achieves ISO 14644-1 Class 4 cleanroom suitability at a nominal tightening torque of 5.4 Nm with a ±20% tolerance. This pack size of 10 is available for quotation by submitting the exact part number, quantity, and application requirements.
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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
- 186157
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 186157.
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
- 2.8 mm
- Tubing insertion depth
- 14.9 mm
- Type of seal on screwed plug
- Sealing ring
- Mounting position
- Any
- Design
- T-shape
- 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
- 5.4 Nm
- Tolerance for nominal tightening torque
- ±20%
- Product weight
- 15 g
- No. of outlets
- 2
- No. of supply lines
- 1
- Type of mounting
- External hexagon SW13
- Pneumatic connection 1
- External thread G1/8
- Pneumatic connection 2
- for pneumatic tubing outside diameter 4 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 186157. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.