Male Run Tee KQ2Y (Sealant) One-Touch Fitting KQ2 Series

Caution
- The minimum order quantity varies depending on the selected model. Please check the quotation / order screen for details.
- See the catalog for details on materials and specifications.
- Product images may be representative images. Refer to the catalog for details.
Product Description
SMC quick-connect fitting.
[Features]
・ Improved tube insertion and removal
・ Compact and weight reduced
・ Vacuum from -100 kPa can be used
・ Thread section material / surface treatment (Yes or no): Class 2
・ Selectable surface treatment: Brass (without plating), brass + electroless nickel plating
[Applications]
・ Used for branch piping in the same direction and 90 degree direction from the female thread section
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・ Applicable metric tube outer diameter, connection thread "R" release bushing, oval (P.21) perfect circle (P.122)
・ Applicable tube imperial outer diameter, connection thread "NPT" release bushing, oval (P.44) perfect circle (P.150)
・ Applicable tube imperial outer diameter, connection thread "R" release bushing, oval (P.53) perfect circle (P.161)
* Made-to-order / clean series P.27, 48, 55, 131, 156, 163
Male Run Tee KQ2Y (Sealant) Outline Drawing And Dimensions

Male Run Tee KQ2Y (Sealant) outline drawing
(Units: mm)
| Applicable tube outer diameter mm | Connection thread R | Model | H (width across flats) | øD1 | Release Button Dimensions | øD2 | L1 | L2 | L3 | A * | M | Effective area mm2 | Minimum hole diameter | Weight g | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| X | Y | Nylon | Urethane | |||||||||||||
| ø3.2 | 1/8 | KQ2Y23-01□S1 | 10 | 7.1 | 6.7 | 9.5 | 10 | 14.9 | 16.6 | 14.9 | 28.5 | 13.3 | 3.4 | 2.9 | 2.5 | 5.3 |
| 1/4 | KQ2Y23-02□S1 | 14 | 7.1 | 6.7 | 9.5 | 10 | 14.9 | 21.1 | 14.9 | 31.4 | 13.3 | 3.4 | 2.9 | 2.5 | 14.7 | |
| ø4 | 1/8 | KQ2Y04-01□S1 | 10 | 8.2 | 7.7 | 10 | 10 | 15.3 | 16.2 | 15.3 | 28.4 | 13.3 | 6.4 | 4.4 | 3 | 5.6 |
| 1/4 | KQ2Y04-02□S1 | 14 | 8.2 | 7.7 | 10 | 10 | 15.3 | 21.7 | 15.3 | 32.3 | 13.3 | 6.4 | 4.4 | 3 | 15 | |
| ø6 | 1/8 | KQ2Y06-01□S1 | 10 | 10.4 | 9.7 | 12 | 10 | 16.3 | 17.3 | 16.3 | 30.5 | 13.3 | 13.4 | 10.6 | 4.5 | 6.2 |
| 1/4 | KQ2Y06-02□S1 | 14 | 10.4 | 9.7 | 12 | 10 | 16.3 | 22.8 | 16.3 | 34.4 | 13.3 | 13.4 | 10.6 | 4.5 | 15.8 | |
| 3/8 | KQ2Y06-03□S1 | 17 | 10.4 | 9.7 | 12 | 10 | 16.3 | 24.1 | 16.3 | 35.3 | 13.3 | 13.4 | 10.6 | 4.5 | 27.5 | |
□: A (Brass), N (Brass + electroless nickel plating)
- *Reference dimensions after screwing-in R thread
One-Touch Fitting KQ2 Series (Metric Size) Common Specifications (Reference)
Structure

One-Touch Fitting KQ2 Series (Metric Size) Structural Drawing
Applicable Tubing
| Tube materials | FEP, PFA, nylon, soft nylon, polyurethane |
|---|---|
| Tube outer diameter | ø3.2, ø4, ø6 |
Specifications
| Usable fluids | Air, water Note 1: | |
|---|---|---|
| Operating pressure range Note 2: | -100 kPa to 1 MPa | |
| Guaranteed proof pressure (at 23°C) | 3 MPa | |
| Ambient temperature and fluid temperature | -5 to 60°C, For water: 0 to 40°C (no freezing) | |
| Thread | Mounting section | JIS B0203 (tapered pipe thread) JIS B0205 (metric coarse thread) |
| Nut section | JIS B0205 (metric fine thread) | |
| Thread part seal | Sealing agent included | |
Note 1: The surge pressure must be under the maximum operating pressure.
Note 2: Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.
Main Component Materials
| Body | C3604, PBT, PP, SUS303 |
|---|---|
| Stud | C3604 (thread part), SUS303 (thread part) |
| Chuck | SUS304 |
| Guide | SUS304 |
| Release button | POM |
| Seal, O-ring | NBR |
| Gasket | SUS304, NBR |