Union "Y" KGU Stainless Steel One-Touch Fitting, KG Series.

Caution
- The minimum order quantity varies depending on the selected model. Please check the quotation / order screen for details.
- 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]
· Used to branch line in the same direction.
Union "Y": KGU Outline Drawing And Dimensions

Union "Y": KGU outline drawing
| Applicable tubing Outer diameter (mm) | Model | øDNote) | L1 | L2 | P | Q | M | Effective cross-sectional area (mm2) | Weight g | |
|---|---|---|---|---|---|---|---|---|---|---|
| Nylon | Urethane | |||||||||
| 4 | KGU04-00 | 10.4 | 34 | 18 | 10.4 | 9.7 | 16 | 4.2 | 4.2 | 7 |
| 6 | KGU06-00 | 12.8 | 37 | 20 | 12.8 | 11.7 | 17 | 13.4 | 10.6 | 9 |
| 8 | KGU08-00 | 15.2 | 42.5 | 24.5 | 15.2 | 13.7 | 18.5 | 25.6 | 17.7 | 11 |
| 10 | KGU10-00 | 18.5 | 48 | 27.5 | 18.5 | 16.1 | 21 | 40 | 28.4 | 16 |
| 12 | KGU12-00 | 20.9 | 51 | 30 | 20.9 | 18.1 | 22 | 57.4 | 45.4 | 23 |
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 |