Union Tee KQ2T 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
A one-touch fitting by SMC.
[Features]
· Improved tube insertion/removal
· Compact and light weight
[Applications]
Use to branch tubing at both 90-degree angles.
Union Tee: KQ2T Outline Drawing And Dimensions

Union Tee: KQ2T outline drawing
(Units: mm)
| Applicable tube outer diameter mm | Model | øD | Release Button Dimensions | L1 | L2 | M | Q | øO | øN | Effective area (mm2) | Minimum hole diameter | Weight g | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| X | Y | Nylon | Urethane | |||||||||||
| ø3.2 | KQ2T23-00A1 | 7.1 | 6.7 | 9.5 | 14.9 | 18.5 | 13.3 | 5.4 | 6 | 3.2 | 3.4 | 2.9 | 2.5 | 2.3 |
| ø4 | KQ2T04-00A1 | 8.2 | 7.7 | 10 | 15.3 | 19.4 | 13.3 | 5.7 | 6 | 3.2 | 6.4 | 4.4 | 3 | 2.8 |
| ø6 | KQ2T06-00A1 | 10.4 | 9.7 | 12 | 16.3 | 21.5 | 13.3 | 6.8 | 6 | 3.2 | 13.4 | 10.6 | 4.5 | 3.8 |
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 |