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S Coupler KK Series, Socket (S) Female Thread Type

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.

PDF

S Coupler KK Series Female Thread Type specifications

S Coupler KK Socket (S) Female Thread Type: related images

Female Thread Type KK2 external appearance

S Coupler KK Socket (S) Female Thread Type: related images

Female Thread Type KK3, 4, 6 external appearance

S Coupler KK Socket (S) Female Thread Type: related images

Female Thread Type KK2 dimensional drawing

S Coupler KK Socket (S) Female Thread Type: related images

Female Thread Type KK3, 4, 6 dimensional drawing

Body sizeModelT
Pipe/ connection port diameter
H
Width across flats
φDL1L2
When connected
Minimum hole diameterEffective area
mm2
Weight
g
M5KK2S-M5FM5 × 0.8810.025.326.84.25.46.4
1/8KK3S-01FRc1/81420.236.038.58.220.623.6
KK3S-02FRc1/41740.142.621.134.4
KK3S-03FRc3/81941.944.438.8
1/4KK4S-02FRc1/428.050.454.110.939.656.9
KK4S-03FRc3/851.154.814.442.746.2
1/2KK6S-03F2431.658.663.983.193.6
KK6S-04FRc1/261.066.318.083.887.4

Unit: mm

Common specifications

Operating fluidAir, water
Operating pressure rangeNote: KK2: -100 kPa to 1 MPa
KK3: -90 kPa to 1 MPa
KK4/6: 0 to 1 MPa
Guaranteed proof pressure1.5 MPa
Ambient temperature and
working fluid temperature
Air: -5 to 60°C
Water: 5 to 40°C
(no freezing)
Plating, sealWith 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 methodOne-touch connection
Check valveSocket: 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

S Coupler KK Socket (S) Female Thread Type: related images

Air (0 to 1 MPa): KK2

S Coupler KK Socket (S) Female Thread Type: related images

Air (0 to 1 MPa): KK3, 4, 6

S Coupler KK Socket (S) Female Thread Type: related images

Water (0 to 0.4 MPa): KK2

S Coupler KK Socket (S) Female Thread Type: related images

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 NumberMinimum order quantityVolume DiscountDays to ShipSize of Body Pipe Connection Bore Dia.
1 Piece(s) 31 Day(s) M5M5 × 0.8
1 Piece(s) Same day 1/8Rc 1/8
1 Piece(s) 31 Day(s) 1/8Rc 1/4
1 Piece(s) 31 Day(s) 1/8Rc 3/8
1 Piece(s) 31 Day(s) 1/4Rc 1/4
1 Piece(s) 31 Day(s) 1/4Rc 3/8
1 Piece(s) 40 Day(s) 1/2Rc 3/8
1 Piece(s) 31 Day(s) 1/2Rc 1/2

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Basic Information

Type Standard Joint Type Female Threaded Tapped Male/Female Socket
Body Material C3604 Applicable Fluid Water / Air Valve Structure Single Passage Opening Closing Type
Operating Environment, Applications Standard With or Without Check Valve Yes

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