Quick-Connect Fitting, Stainless Steel, KG Series, Straight KGH

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 for cleaning food processing machines where water or salt water splashes. Also, suitable for use inside clean rooms where discoloration of copper materials and dust caused by corrosion must be avoided.
[Applications]
· Used to connect tubes in the same direction.
Male Connector: KGH Outline Drawing And Dimensions

Male Connector: KGH outline drawing
| Applicable tubing outer diameter (mm) | Model | øDNote) | L | M | Effective cross-sectional area (mm2) | Weight g | |
|---|---|---|---|---|---|---|---|
| Nylon | Urethane | ||||||
| 4 | KGH04-00 | 10.4 | 32.5 | 16 | 5.6 | 4 | 3 |
| 6 | KGH06-00 | 12.8 | 34.5 | 17 | 13.1 | 10.4 | 4 |
| 8 | KGH08-00 | 15.2 | 38.5 | 18.5 | 26.1 | 18.0 | 6 |
| 10 | KGH10-00 | 18.5 | 42.5 | 21 | 41.5 | 29.5 | 11 |
| 12 | KGH12-00 | 20.9 | 44.5 | 22 | 58.3 | 46.1 | 14 |
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 |