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SMC One-Touch fitting.
[Features]
· One-touch connection.
· Can be used at a vacuum of -100 kPa.
[Applications]
· Used to branch a pipe in the same direction and at a 90° angle from a female thread.
Part Number
Configured Part Number is shown.

Service Tee Union Fitting: KQ2Y-G (Sealant) Outline Drawing
(Unit: mm)
| Applicable tubing outer diameter mm | Connection thread R | Model | H (width across flats) | øD1Note 1) | Release bushing dimensions | øD2 | L1 | L2 | L3 | A* | M | Effective cross-sectional area mm2 | Minimum bore diameter | Weight g | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| øX (X) | Y | Nylon | Urethane | |||||||||||||
| ø4 | 1/8 | KQ2Y04-01GS1 | 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 | KQ2Y04-02GS1 | 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 | KQ2Y06-01GS1 | 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 | KQ2Y06-02GS1 | 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 | KQ2Y06-03GS1 | 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 | |
| ø8 | 1/8 | KQ2Y08-01GS | 10 | 13.2 | 13 | - | 10 | 18.2 | 18.7 | 18.2 | 33.8 | 14.2 | 13.4 | 13.4 | 4.5 | 8 |
| 1/8 | KQ2Y08-01GQS | 12 | 13.2 | 13 | - | 12 | 18.2 | 23.5 | 18.2 | 38.7 | 14.2 | 25.6 | 17.7 | 6 | 11.1 | |
| 1/4 | KQ2Y08-02GS | 14 | 13.2 | 13 | - | 12 | 18.2 | 25.4 | 18.2 | 38.9 | 14.2 | 25.6 | 17.7 | 6 | 19.5 | |
| 3/8 | KQ2Y08-03GS | 17 | 13.2 | 13 | - | 12 | 18.2 | 25.5 | 18.2 | 38.6 | 14.2 | 25.6 | 17.7 | 6 | 26.5 | |
| ø10 | 1/8 | KQ2Y10-01GS | 12 | 15.9 | 15.6 | - | 12 | 20.6 | 23.5 | 20.6 | 41.1 | 15.6 | 40 | 28.4 | 6 | 14 |
| 1/4 | KQ2Y10-02GS | 17 | 15.9 | 15.6 | - | 17 | 20.6 | 28.6 | 20.6 | 44.6 | 15.6 | 40 | 28.4 | 7.5 | 24.5 | |
| 3/8 | KQ2Y10-03GS | 17 | 15.9 | 15.6 | - | 17 | 20.6 | 29.5 | 20.6 | 45.1 | 15.6 | 40 | 28.4 | 7.5 | 25 | |
| 1/2 | KQ2Y10-04GS | 22 | 15.9 | 15.6 | - | 17 | 20.6 | 33.5 | 20.6 | 47.8 | 15.6 | 40 | 28.4 | 7.5 | 47.4 | |
| ø12 | 1/4 | KQ2Y12-02GS | 17 | 18.5 | 18.2 | - | 17 | 23 | 29.9 | 23 | 48.3 | 17 | 57.4 | 45.4 | 9 | 27.6 |
| 3/8 | KQ2Y12-03GS | 17 | 18.5 | 18.2 | - | 17 | 23 | 30.8 | 23 | 48.8 | 17 | 57.4 | 45.4 | 9 | 28.2 | |
| 1/2 | KQ2Y12-04GS | 22 | 18.5 | 18.2 | - | 17 | 23 | 34.8 | 23 | 51.5 | 17 | 57.4 | 45.4 | 9 | 50.7 | |
| ø16 | 3/8 | KQ2Y16-03GS | 22 | 23.8 | 23.6 | - | 21 | 28.6 | 35.4 | 28.6 | 58.9 | 20.6 | 81 | 60 | 11 | 48.3 |
| 1/2 | KQ2Y16-04GS | 22 | 23.8 | 23.6 | - | 21 | 28.6 | 34.1 | 28.6 | 56.3 | 20.6 | 113 | 60 | 13 | 52 | |
Note 1) øD1 is the maximum diameter.

Millimeter Size Stainless Steel One-Touch Pipe Fitting KQ2-G Series Structural Drawing
| Tube materials | FEP, PFA, nylon, soft nylon, polyurethane |
|---|---|
| Tube outer diameter | ø4, ø6, ø8, ø10, ø12, ø16 |
| Usable fluids | Air, waterNote 1) | |
|---|---|---|
| Operating pressure rangeNote 2) | -100 kPa to 1 MPa | |
| Proof pressure (at 23°C) | 3 MPa | |
| Ambient and fluid temperature | -5 to 60°C, For water: 0 to 40°C (no freezing) | |
| Thread | Mounting section | JIS B0203 (taper thread for piping) JIS B0205 (metric coarse thread) |
| Nut part | JIS B0205 (metric fine thread) | |
| Seal (thread portion) | With sealant | |
Note 1: Make sure the surge pressure stays below the maximum operating pressure.
Note 2) It is not completely airtight, so please avoid use in leak testers, etc., where a vacuum is maintained.
| Body | SUS303, PBT |
|---|---|
| Stud | SUS303 (thread portion) |
| Chuck | SUS304 |
| Guide | SUS304, SUS303, PBT |
| Release button | POM |
| Seal, O-ring | NBP |
| Gasket | SUS304/NBR |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Body Material | Thread Material | Application | Packing, Material of O-Ring | Applicable Tube O.D.1 (φ) | Types of connection | Connection screw | Number of Connection Tubes (piece) | Color | Specifications | Release button shape | Release button color | Custom-made specifications |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 53.89 | 2 Piece(s) | 13 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Clean circumstance | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 57.46 | 2 Piece(s) | 13 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Clean circumstance | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 65.89 | 2 Piece(s) | 13 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Clean circumstance | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 47.25 | 2 Piece(s) | 17 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 53.41 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 4 | R | 1/8 | 2 | White | With sealing agent | Ellipse | White | N/A | ||
MYR 51.56 | 2 Piece(s) | 17 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 58.44 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 4 | R | 1/4 | 2 | White | With sealing agent | Ellipse | White | N/A | ||
MYR 51.82 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 1/8 | 2 | White | Without sealing agent | Ellipse | White | N/A | ||
MYR 59.12 | 2 Piece(s) | 10 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 1/8 | 2 | White | With sealing agent | Ellipse | White | N/A | ||
MYR 57.95 | 2 Piece(s) | 17 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR (fluorine coated) | - | - | - | - | - | - | - | - | - | ||
MYR 97.98 | 1 Piece(s) | 5 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 1/4 | 2 | White | Without sealing agent | Ellipse | White | N/A | ||
MYR 59.86 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 1/4 | 2 | White | With sealing agent | Ellipse | White | N/A | ||
MYR 55.82 | 2 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 3/8 | 2 | White | Without sealing agent | Ellipse | White | N/A | ||
MYR 61.36 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 6 | R | 3/8 | 2 | White | With sealing agent | Ellipse | White | N/A | ||
MYR 56.89 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 1/8 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 62.00 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 1/8 | 2 | White | With sealing agent | Perfect circle | White | Conventional products (KQ series) effective cross section compatible product | ||
MYR 62.00 | 2 Piece(s) | 10 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 1/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 57.32 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 1/4 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 62.00 | 2 Piece(s) | 10 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 1/4 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 59.39 | 2 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 3/8 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 77.25 | 2 Piece(s) | 21 Day(s) | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 8 | R | 3/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 67.27 | 2 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR (fluorine coated) | 8 | R | 3/8 | 2 | White | With sealing agent | Perfect circle | Light Blue | Non-grease specification, rubber material・release push color change | ||
MYR 76.58 | 2 Piece(s) | 17 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | - | - | - | - | - | - | - | - | - | ||
MYR 77.89 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 1/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 76.58 | 2 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 1/4 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 78.32 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 1/4 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 76.83 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 3/8 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 78.32 | 2 Piece(s) | 7 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 3/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 79.13 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 1/2 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 80.51 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 10 | R | 1/2 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 84.13 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 1/4 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 85.52 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 1/4 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 84.14 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 3/8 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 85.58 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 3/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 84.95 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 1/2 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 86.39 | 2 Piece(s) | 10 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 12 | R | 1/2 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 107.40 | 2 Piece(s) | 17 Day(s) or more | [Brass] C3604 | [SUS303, SUS304] SUS304 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 16 | - | - | - | - | - | - | - | - | ||
MYR 109.95 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 16 | R | 3/8 | 2 | White | With sealing agent | Perfect circle | White | N/A | ||
MYR 108.64 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 16 | R | 1/2 | 2 | White | Without sealing agent | Perfect circle | White | N/A | ||
MYR 110.13 | 2 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303+PBT | [SUS303, SUS304] SUS303 | Standard/Mini | [Standard (NBR Nitrile Rubber )] NBR | 16 | R | 1/2 | 2 | White | With sealing agent | Perfect circle | White | N/A |
Loading...
| Fitting Type | Screw Mount Branch | Applicable Fluid | Water / Air | Types | Single-Action / Screw |
|---|---|---|---|---|---|
| Screw Mounting, Multipoint | Service Tee Union | Operating Temperature(°C) | -5::60 |
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