Union Y KQ2U: One-Touch Fitting KQ2 Series
Caution
- The minimum order quantity varies depending on the selected model. Please check the quotation / order screen for details.
- Please refer to the catalog for detailed specifications and materials.
- Product images may be representative images. Refer to the catalog for details.
Product Description
One-touch fitting by SMC.
[Features]
· Improved tube insertion and removal.
· Compact, lightweight.
· Can be used in vacuum to -100 kPa.
[Applications]
· Use to branch tubing in the same direction.
Union Y: KQ2U Outline Drawing And Dimensions
Union Y: KQ2U Outline Drawing
Metric Size Type
Applicable Tubing: Metric Size, Connection Thread: M, R, Rc
| Applicable tubing outer diameter mm | Model | øDNote) | L1 | L2 | P | M | Q | øO | øN | Effective Area mm2 | Minimum Port Size | Weight g | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nylon | Urethane | ||||||||||||
| ø4 | KQ2U04-00A | 8.2 | 29 | 18.2 | 8.2 | 13.3 | 5.7 | 6 | 3.2 | 4.2 | 4.2 | 3 | 2.9 |
| ø6 | KQ2U06-00A | 10.4 | 30.1 | 19.4 | 10.4 | 13.3 | 6.8 | 6 | 3.2 | 13.4 | 10.6 | 4.5 | 4.1 |
| ø8 | KQ2U08-00A | 13.2 | 33.2 | 22.3 | 13.2 | 14.2 | 8.7 | 8 | 4.2 | 25.6 | 17.7 | 6 | 7.4 |
| ø10 | KQ2U10-00A | 15.9 | 37.1 | 25 | 15.9 | 15.6 | 10.1 | 8 | 4.2 | 40 | 28.4 | 7.5 | 11.2 |
| ø12 | KQ2U12-00A | 18.5 | 41.1 | 27.8 | 18.5 | 17 | 11.4 | 8 | 4.2 | 57.4 | 45.4 | 9 | 16.4 |
| ø16 | KQ2U16-00A | 23.8 | 51.5 | 35 | 23.8 | 20.6 | 14 | 8 | 4.2 | 113 | 60 | 13 | 30.6 |
Note) øD1 represents maximum diameter.
Inch Size Type
Applicable Tubing: Inch Size Connection Thread: UNF, NPT
| Applicable tubing outer diameter: inch | Model | øDNote) | L1 | L2 | P | M | Q | øO | øN | Effective Area mm2 | Minimum Port Size | Weight g | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nylon | Urethane | ||||||||||||
| ø1/8 | KQ2U01-00A | 7.1 | 28.9 | 18 | 7.1 | 13.3 | 5.2 | 6 | 3.2 | 3.4 | 2.9 | 3.2 | 2.4 |
| ø5/32 | KQ2U03-00A | 8.2 | 29 | 18.2 | 8.2 | 13.3 | 5.7 | 6 | 3.2 | 4.2 | 4.2 | 4.1 | 2.9 |
| ø3/16 | KQ2U05-00A | 9.1 | 29.6 | 18.9 | 9.1 | 13.3 | 6.2 | 6 | 3.2 | 8.4 | 7 | 4.8 | 3.5 |
| ø1/4 | KQ2U07-00A | 11.1 | 30.3 | 20.2 | 11.1 | 13.3 | 7.6 | 8 | 4 | 14.4 | 12.4 | 6.4 | 5 |
| ø5/16 | KQ2U09-00A | 13.2 | 33.2 | 22.3 | 13.2 | 14.2 | 8.7 | 8 | 4.2 | 25.6 | 17.7 | 8.1 | 7.4 |
| ø3/8 | KQ2U11-00A | 15.4 | 36.7 | 24.6 | 15.4 | 15.6 | 9.9 | 8 | 4.2 | 28.8 | 23.8 | 9.6 | 10.4 |
Note) øD1 represents maximum diameter.
Metric Size One-Touch Fittings KQ2 Series Common Specifications (Reference)
Construction
KQ2 Series construction
Applicable Tubing
| Tubing material | FEP, PFA, nylon, soft nylon, polyurethane |
|---|---|
| Tubing outer diameter | ø2, ø3.2, ø4, ø6, ø8, ø10, ø12, ø16 |
Specifications
| Fluid | Air, waterNote 1) | |
|---|---|---|
| Operating pressure rangeNote 2) | -100 kPa to 1 MPa | |
| Proof pressure (at 23°C) | 3 MPa | |
| Ambient temperature and fluid temperature | -5 to 60°C, Water: 0 to 40°C (No freezing) | |
| Thread | Mounting section | JIS B0203 (Taper thread for piping) JIS B0205 (Metric coarse thread) |
| Nut section | JIS B0205 (Metric fine thread) | |
| Seal on the threads | With sealant | |
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.
Principal Parts Materials
| Body | C3604, PBT, PP, SUS 303 |
|---|---|
| Stud | C3604 (thread part), SUS 303 (thread part) |
| Chuck | SUS 304 |
| Guide | SUS 304 |
| Release button | POM |
| Seal, O-ring | NBR |
| Gasket | SUS 304/NBR |
Inch Size One-Touch Fittings KQ2 Series Common Specifications (Reference)
Construction
KQ2 Series construction
Applicable Tubing
| Tubing material | FEP, PFA, nylon, soft nylon, polyurethane |
|---|---|
| Tubing outer diameter | ø1/8 ", ø5/32 ", ø3/16 ", ø1/4 ", ø5/16 ", ø3/8 ", ø1/2 " |
Specifications
| Fluid | Air, waterNote 1) | |
|---|---|---|
| Operating pressure rangeNote 2) | -100 kPa to 1 MPa | |
| Proof pressure (at 23°C) | 3 MPa | |
| Ambient temperature and fluid temperature | -5 to 60°C, Water: 0 to 40°C (No freezing) | |
| Thread | Mounting section | ANSI/ASME1.20.1 (NPT thread) JIS B0208 (UNF thread) |
| Nut section | JIS B0208 (UNF thread) | |
| Seal on the threads | With sealant | |
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.
Principal Parts Materials
| Body | C3604, PBT, PP |
|---|---|
| Stud | C3604 (thread part) |
| Chuck | SUS 304 |
| Guide | SUS 304 |
| Release button | POM |
| Seal, O-ring | NBR |
| Gasket | SUS 304/NBR |