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S Coupler KK Series, Socket (S) Female Thread Type
An S coupler / one-touch joint joint with improved plug/socket pull-out strength.
[Features]
· Equipped as standard with a sleeve cover.
· Shock resistance has been improved by changing the lock ring to shock-resistant PBT.
· The loss of effective area is minimized because there is no valve spring to block the flow path.
· The check valve end configuration facilitates a rectifying effect.
· A sealing structure with low leakage.
· Employs a unique connection method.
[Applications]
· Fluids used: air, water.
(i)Caution
- Refer to the catalog for product specs.
- The product shown in the image may be a representative image. Refer to the catalog for product shapes and types.
Part Number
Configured Part Number is shown.
S Coupler KK Series Female Thread Type specifications
Female Thread Type KK2 external appearance
Female Thread Type KK3, 4, 6 external appearance
Female Thread Type KK2 dimensional drawing
Female Thread Type KK3, 4, 6 dimensional drawing
| Body size | Model | T Pipe/ connection port diameter | H Width across flats | φD | L1 | L2 When connected | Minimum hole diameter | Effective area mm2 | Weight g |
|---|---|---|---|---|---|---|---|---|---|
| M5 | KK2S-M5F | M5 × 0.8 | 8 | 10.0 | 25.3 | 26.8 | 4.2 | 5.4 | 6.4 |
| 1/8 | KK3S-01F | Rc1/8 | 14 | 20.2 | 36.0 | 38.5 | 8.2 | 20.6 | 23.6 |
| KK3S-02F | Rc1/4 | 17 | 40.1 | 42.6 | 21.1 | 34.4 | |||
| KK3S-03F | Rc3/8 | 19 | 41.9 | 44.4 | 38.8 | ||||
| 1/4 | KK4S-02F | Rc1/4 | 28.0 | 50.4 | 54.1 | 10.9 | 39.6 | 56.9 | |
| KK4S-03F | Rc3/8 | 51.1 | 54.8 | 14.4 | 42.7 | 46.2 | |||
| 1/2 | KK6S-03F | 24 | 31.6 | 58.6 | 63.9 | 83.1 | 93.6 | ||
| KK6S-04F | Rc1/2 | 61.0 | 66.3 | 18.0 | 83.8 | 87.4 |
Unit: mm
Common specifications
| Operating fluid | Air, water |
|---|---|
| Operating pressure rangeNote: | KK2: -100 kPa to 1 MPa KK3: -90 kPa to 1 MPa KK4/6: 0 to 1 MPa |
| Guaranteed proof pressure | 1.5 MPa |
| Ambient temperature and working fluid temperature | Air: -5 to 60°C Water: 5 to 40°C (no freezing) |
| Plating, seal | With electroless nickel plating (copper-free and fluorine-free application) and male thread sealant |
Note: Do not use with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.
Common performance
| Plug/socket connection method | One-touch connection |
|---|---|
| Check valve | Socket: check valve built-in (standard) |
| Sleeve lock mechanismNote: | Manual locking type (standard) |
Note: The KK2 series does not include a lock mechanism.
Flow rate characteristics
Air (0 to 1 MPa): KK2
Air (0 to 1 MPa): KK3, 4, 6
Water (0 to 0.4 MPa): KK2
Water (0 to 0.4 MPa): KK3, 4, 6
- Note: Refer to the manufacturer's catalog for specifications other than those above.
| Part Number |
|---|
| KK2S-M5F |
| KK3S-01F |
| KK3S-02F |
| KK3S-03F |
| KK4S-02F |
| KK4S-03F |
| KK6S-03F |
| KK6S-04F |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Size of Body | Pipe Connection Bore Dia. |
|---|---|---|---|---|---|---|
SGD 13.77 | 5 Piece(s) | 46 Day(s) | M5 | M5 × 0.8 | ||
SGD 13.77 | 1 Piece(s) | 46 Day(s) | 1/8 | Rc 1/8 | ||
SGD 13.77 | 1 Piece(s) | 46 Day(s) | 1/8 | Rc 1/4 | ||
SGD 13.77 | 5 Piece(s) | 46 Day(s) | 1/8 | Rc 3/8 | ||
SGD 14.12 | 1 Piece(s) | 46 Day(s) | 1/4 | Rc 1/4 | ||
SGD 14.12 | 1 Piece(s) | 46 Day(s) | 1/4 | Rc 3/8 | ||
SGD 27.88 | 1 Piece(s) | 46 Day(s) | 1/2 | Rc 3/8 | ||
SGD 27.88 | 1 Piece(s) | 46 Day(s) | 1/2 | Rc 1/2 |
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Basic Information
| Joint Type | Female Threaded Tapped | Male/Female | Socket | Body Material | C3604 |
|---|---|---|---|---|---|
| Applicable Fluid | Water / Air | Type | Standard | Valve Structure | Single Passage Opening Closing Type |
| With or Without Check Valve | Yes |
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
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