Branch KGU Stainless Steel One-Touch Fitting, KG Series.

Caution
- For materials and specification details, please refer to the catalog.
- Product images may be representative images. Refer to the catalog for shape details.
Product Description
SMC One-Touch fitting.
[Features]
· Stainless steel specifications for use in corrosive environments.
· SUS303 is used for metal parts.
· Suitable for use in CRT production lines where contact with copper must be avoided, as well as cleaning of food processing machines where water or salt water splashes.
· Suitable for use inside clean rooms where discoloration of copper materials and dust caused by corrosion must be avoided.
[Applications]
· Use to branch line in the same direction from female thread.
Branch: KGU Outline Drawings And Dimensions

Branch: KGU KGD outline drawing (M5)

Branch: KGU KGD outline drawing (R)
| Applicable tubing Outer diameter (mm) | Connection thread M R | Model | H (width across flats) | øDNote) | L | P | *A | M | Effective cross-sectional area (mm2) | Weight g | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nylon | Urethane | ||||||||||
| 4 | M5 × 0.8 | KGU04-M5 | 11 | 10.4 | 39.5 | 10.4 | 36 | 16 | 2.2 | 2.2 | 4 |
| 1/8 | KGU04-01 | 41.1 | 38 | 4.2 | 4.2 | 11 | |||||
| 1/4 | KGU04-02 | 14 | 45.5 | 40 | 20 | ||||||
| 6 | M5 × 0.8 | KGU06-M5 | 13 | 12.8 | 42.5 | 12.8 | 39 | 17 | 2.2 | 2.2 | 12 |
| 1/8 | KGU06-01 | 44.6 | 41.5 | 13.4 | 10.6 | 11 | |||||
| 1/4 | KGU06-02 | 14 | 48.5 | 43 | 21 | ||||||
| 3/8 | KGU06-03 | 17 | 49.9 | 44.5 | 34 | ||||||
| 8 | 1/8 | KGU08-01 | 17 | 15.2 | 51.6 | 15.2 | 48.5 | 18.5 | 25.6 | 17.7 | 15 |
| 1/4 | KGU08-02 | 55 | 49.5 | 23 | |||||||
| 3/8 | KGU08-03 | 55.4 | 50 | 35 | |||||||
| 10 | 1/4 | KGU10-02 | 19 | 18.5 | 60.5 | 18.5 | 55 | 21 | 40 | 28.4 | 30 |
| 3/8 | KGU10-03 | 60.9 | 55.5 | 40 | |||||||
| 1/2 | KGU10-04 | 22 | 64.1 | 57 | 65 | ||||||
| 12 | 1/4 | KGU12-02 | 22 | 20.9 | 64 | 20.9 | 58.5 | 22 | 57.4 | 45.4 | 32 |
| 3/8 | KGU12-03 | 64.4 | 59 | 40 | |||||||
| 1/2 | KGU12-04 | 67.6 | 60.5 | 65 | |||||||
* Reference dimensions of R thread after installation
Note) øD is the maximum diameter.
One-Touch Fitting Stainless Steel KG Series Common Specifications (Reference)
Structure

KG Series structure
Applicable Tubing
| Tube materials | FEP, PFA, nylon, soft nylonNote 1), polyurethane |
|---|---|
| Tube outer diameter | ø4, ø6, ø8, ø10, ø12, ø16 |
Note 1) For soft nylon tube, water cannot be used.
Specifications
| Usable fluids | Air, waterNote 2) | |
|---|---|---|
| Operating pressure rangeNote 3) | -100 kPa to 1 MPa | |
| Proof pressure | 3 MPa | |
| Ambient and fluid temperature | -5 to 60°C, if water is used then 0 to 40°C (no freezing) | |
| Thread | Mounting section | JIS B 0203 (taper thread for piping) JIS B 0205 (metric coarse thread) |
| Nut part | JIS B 0205 (metric fine thread) | |
| Thread sealant | With sealantNote 4)Or, without sealants | |
Note 2) The surge pressure must be under the maximum operating pressure.
Note 3) Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.
Note 4) Add the suffix "S" to the part number if w/ seal is desired.
Principle Part Materials
| Body | SUS303, PBT |
|---|---|
| Stud | SUS303 (thread portion) |
| Chuck | SUS304 |
| Guide | SUS304, SUS303, PBT |
| Collet, release button | POM |
| Seal, O-ring | NBR |
| Gasket | SUS304/NBR |