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One-Touch Fitting KQ2 Series Hexagon Socket Head Male Connector KQ2S (Motion Gasket Seal)

One-Touch Fitting KQ2 Series Hexagon Socket Head Male Connector KQ2S (Motion Gasket Seal)

A one-touch male connector fitting with hex socket head (KQ2S) and gasket seal from SMC.
[Features]
· Improved tube insertion/removal.
· Compact and light weight.
[Applications]
· A male connector with a hexagonal head that can be tightened with a hex wrench. Ideal for use in confined spaces.
[See here for catalog]
· Applicable tube outer diameter (metric), Connection thread [G], Release button: oval (pp. 60) / circle (pp. 168)
· Applicable tube outer diameter (mm), Connection thread [R], Release button: oval (pp. 68) circle (pp. 176)
· Applicable tube outer diameter (inches), Connection thread [NPT], Release button: oval (pp. 76) circle (pp. 188)

(i)Caution

  • See the catalog for details on materials and specifications.
  • Product images may be representative images. Refer to the catalog for details.

PDF

Hexagon Socket Head Male Connector KQ2S (Gasket Seal) Details Example

Hexagon Socket Head Male Connector KQ2S03/04 product image example

Hexagon Socket Head Male Connector KQ2S03/04 product image example

Hexagon Socket Head Male Connector KQ2S04/06/08/10/12/16 product image example

Hexagon Socket Head Male Connector KQ2S04/06/08/10/12/16 product image example

Hexagon Socket Head Male Connector KQ2S (Gasket Seal) Specification Example

Usable fluidsAir, water Note 1:
Operating pressure range Note 2:-100 kPa to 1 MPa
Guaranteed proof pressure (at 23°C)3 MPa
Ambient temperature and fluid temperature-5 to 60°C, For water: 0 to 40°C
(no freezing)
ThreadMounting sectionISO 16030 (parallel pipe thread)
Nut sectionJIS B0205 (metric fine thread)
Thread part sealantSeal ring
  • Note 1: The surge pressure must be under the maximum operating pressure.
  • * Note 2: Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.

Main Component Materials

BodyC3604, PBT
StudC3604 (thread part)
ChuckSUS304
GuideSUS304
Release buttonPOM
Seal, O-ring, seal ringNBR

Hexagon Socket Head Male Connector KQ2S (Gasket Seal) Dimensions Example

KQ2S03/04 Series

 

(Units: mm)

 

KQ2S03 Series dimensional drawing example

KQ2S03 Series dimensional drawing example

 

(Units: mm)

 

KQ2S03 Series release button dimensional drawing example

KQ2S03 Series release button dimensional drawing example

Applicable tube outer diameter
Inches
Connection thread
NPT
ModelH
(width across flats)
øDRelease
Button Dimensions
L1L2AMEffective area (mm2)Minimum hole diameterWeight
g
XYNylonUrethane
ø5/321/16KQ2S03-33□P12.78127.7101916.313.613.34.13.62.87.5
1/8KQ2S03-34□P12.78147.71017.316.311.913.34.13.62.89.2
ø3/161/8KQ2S05-34□P13.57148.41119.818.814.413.37.86.53.611.7
  • *□: A (Brass), N (Brass + electroless nickel plating)

KQ2S04/06/08/10/12/16 Series

 

(Units: mm)

 

KQ2S04/06/08/10/12/16 Series dimensional drawing example

KQ2S04/06/08/10/12/16 Series dimensional drawing example

Applicable tube outer diameter
mm
Connection thread
G
ModelH
(width across flats)
øD Note:L1L2AMEffective area (mm2)Minimum hole diameterWeight
g
NylonUrethane
ø41/8KQ2S04-G01□31320.619.615.113.34.13.63.111.6
ø61/8KQ2S06-G01□41319.818.814.313.3109.94.19.7
1/4KQ2S06-G02□41819.818.813.313.310.7104.118
ø81/8KQ2S08-G01□51321.719.716.214.217.216.25.19.5
1/4KQ2S08-G02□61820.519.51414.223.316.26.117.2
3/8KQ2S08-G03□62220.719.713.214.223.316.26.127.1
ø101/8KQ2S10-G01□515.62321.117.515.617.216.25.110.9
1/4KQ2S10-G02□81824.120.117.615.63926.68.119.2
3/8KQ2S10-G03□82221.420.113.915.63926.68.125
1/2KQ2S10-G04□82621.120.112.115.63926.68.134.1
ø121/4KQ2S12-G02□818.225.621.519.1174644.58.118.3
3/8KQ2S12-G03□102223.821.816.3176044.510.125.7
1/2KQ2S12-G04□102622.821.813.8176044.510.135.6
ø163/8KQ2S16-G03□1023.630.825.423.320.6816710.129.2
1/2KQ2S16-G04□122630.326.121.320.61136712.145.8
  • *Note: øD is the maximum diameter.
  • * □: A (Brass), N (Brass + electroless nickel plating)
Part Number
KQ2S06-G01A
KQ2S06-G02A
KQ2S08-02AP
KQ2S08-G02A
KQ2S08-G03A
KQ2S10-G01A
KQ2S10-G02A
KQ2S10-G03A
KQ2S12-G02A
KQ2S12-G03A
KQ2S12-G04A
KQ2S16-G03A
KQ2S16-G04A
Part NumberMinimum order quantityVolume DiscountDays to ShipApplicable Tube O.D.1
(φ)
Types of connection Connection screw
1 Piece(s) 31 Day(s) 6G1/8
1 Piece(s) 31 Day(s) 6G1/4
1 Piece(s) 31 Day(s) 8R1/4
1 Piece(s) 20 Day(s) 8G1/4
10 Piece(s) 20 Day(s) 8G3/8
1 Piece(s) 40 Day(s) 10G1/8
1 Piece(s) 40 Day(s) 10G1/4
1 Piece(s) 40 Day(s) 10G3/8
1 Piece(s) 20 Day(s) 12G1/4
1 Piece(s) 20 Day(s) 12G3/8
1 Piece(s) 20 Day(s) 12G1/2
5 Piece(s) 20 Day(s) 16G3/8
1 Piece(s) 20 Day(s) 16G1/2

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Basic Information

Types Single-Action / Screw Fitting Type Screw Mount Direction Applicable Fluid Water / Air
Body Material PBT + Brass Application Standard/Mini Thread Material Brass
Packing, Material of O-Ring NBR Screw Mounting, Direction With hex socket and straight Operating Temperature(°C) -5::60
Number of Connection Tubes(piece) 1 Color White Release button shape Perfect circle
Release button color Light Gray

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