Male Connector KSH (Standard Type) Rotary One-Touch Fitting

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, male connector: KSH (standard type).
[Features]
· Low-torque-rotation enabled one-touch fitting for rotating pipes.
· Can be used on rotating and oscillating parts of robots, etc.
· Copper-free (with electroless nickel plating).
· Sealant is standard.
[Applications]
· Use for piping at right angles from the female thread part.
Male Connector: KSH (Standard Type) Details

Male Connector: KSH (Standard Type) KSH04/KSH06/KSH08/KSH10/KSH12 Series M5, M6 Type product images

Male Connector: KSH (Standard Type) KSH04/KSH06/KSH08/KSH10/KSH12 Series R Type product images
Male Connector: KSH (Standard Type) Specifications
| Usable fluids | Air |
|---|---|
| Operating pressure rangeNote 1) | -100 kPa to 1 MPa |
| Proof pressure | 3 MPa |
| Ambient and fluid temperature | -5 to 60°C (no freezing) |
| Thread | JIS B0203 (taper thread for piping), JIS B0205 (metric coarse thread) |
- * Note 1) Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage. Also, when using in a vacuum, grease may enter the inside due to the nature of its construction.
Rotating Torque / Allowable Number Of Rotations
| Applicable Tubing Outer Diameter | ø4 | ø6 | ø8 | ø10 | ø12 | |
|---|---|---|---|---|---|---|
| Rotating torque N⋅mNote 2) | 0.006 | 0.012 | 0.014 | 0.020 | 0.022 | |
| Allowable number of rotations (s)-1Note 3) | KS Series | 8.4 | 8.4 | 6.7 | 5 | 4.2 |
- * Note 2) Rotating torque under pressure 0.5 MPa.
- * Note 3) Number of rotations per second.
Principle Part Materials
| Principle parts | KS Series |
|---|---|
| Body | PBT |
| Stud, Holder, Guide | C3604 (with electroless nickel plating), SUS304 |
| Chuck, retainer | SUS304 (Retainer [C] of KX series only: C3604 [with electroless nickel plating]) |
| Collet / Release button / Retaining ring | Polyacetal |
| O-ring/Seal | NBR |
| Rotary seal | NBR |
| Slide bearing | Oil-containing polyacetal |
| Ball bearings | Bearing steel |
| Gasket | SUS304/NBR |
Male Connector: KSH (Standard Type) Dimensions
For M5, M6
(Unit: mm)

KSH04/KSH06/KSH08/KSH10/KSH12 Series M5, M6 type dimensional drawing
For R
(Unit: mm)

KSH04/KSH06/KSH08/KSH10/KSH12 Series R type dimensional drawing
| Applicable tubing outer diameter (mm) | Connection thread R M | Model | H (width across flats) | D1 | D2 | L | *A | M | Minimum bore diameter | Effective cross-sectional area (mm2) | Weight (g) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nylon | Urethane | |||||||||||
| 4 | M5 × 0.8 | KSH04-M5 | 8 | 10.4 | 12 | 36.5 | 33 | 16 | 2.5 | 4.0 | 4.0 | 9 |
| M6 × 1 | KSH04-M6 | 37 | ||||||||||
| 1/8 | KSH04-01S | 12 | 37.1 | 34 | 14 | |||||||
| 6 | M5 × 0.8 | KSH06-M5 | 8 | 12.8 | 14 | 37.5 | 33.5 | 17 | 2.5 | 4.0 | 4.0 | 12 |
| M6 × 1 | KSH06-M6 | 38 | 34 | 3 | 5.6 | 5.6 | ||||||
| 1/8 | KSH06-01S | 14 | 38.6 | 35.5 | 4 | 10.4 | 10.4 | 17 | ||||
| 1/4 | KSH06-02S | 42 | 36.5 | 23 | ||||||||
| 8 | 1/8 | KSH08-01S | 17 | 15.2 | 17 | 43.1 | 40 | 18.5 | 6 | 26.1 | 18.0 | 23 |
| 1/4 | KSH08-02S | 46.5 | 41 | 29 | ||||||||
| 3/8 | KSH08-03S | 46.9 | 41.5 | 37 | ||||||||
| 10 | 1/4 | KSH10-02S | 22 | 18.5 | 22 | 53.5 | 48 | 21 | 7 | 36.3 | 29.5 | 55 |
| 3/8 | KSH10-03S | 53.9 | 48.5 | 63 | ||||||||
| 1/2 | KSH10-04S | 56.6 | 49.5 | 81 | ||||||||
| 12 | 3/8 | KSH12-03S | 24 | 20.9 | 24 | 55.9 | 50.5 | 22 | 8 | 46.1 | 46.1 | 75 |
| 1/2 | KSH12-04S | 59.1 | 52 | 92 | ||||||||
- * Reference dimensions of R thread after installation