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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
KQ2S03-33AP
KQ2S03-33AP1
KQ2S03-33NP
KQ2S03-33NP1
KQ2S03-34AP
KQ2S03-34AP1
KQ2S03-34NP
KQ2S03-34NP1
KQ2S04-01AP
KQ2S04-01AP1
KQ2S04-01NP
KQ2S04-01NP1
KQ2S04-G01A
KQ2S04-G01A1
KQ2S04-G01N
KQ2S04-G01N1
KQ2S05-34AP
KQ2S05-34AP1
KQ2S05-34NP
KQ2S05-34NP1
KQ2S06-01AP
KQ2S06-01AP1
KQ2S06-01NP
KQ2S06-01NP1
KQ2S06-02AP
KQ2S06-02AP1
KQ2S06-02NP
KQ2S06-02NP1
KQ2S06-G01A
KQ2S06-G01A1
KQ2S06-G01N
KQ2S06-G01N1
KQ2S06-G02A
KQ2S06-G02A1
KQ2S06-G02N
KQ2S06-G02N1
KQ2S07-33AP
KQ2S07-33NP
KQ2S07-34AP
KQ2S07-34NP
KQ2S07-35AP
KQ2S07-35NP
KQ2S07-36AP
KQ2S07-36NP
KQ2S08-01AP
KQ2S08-01NP
KQ2S08-02AP
KQ2S08-02NP
KQ2S08-03AP
KQ2S08-03NP
KQ2S08-G01A
KQ2S08-G01N
KQ2S08-G02A
KQ2S08-G02N
KQ2S08-G03A
KQ2S08-G03N
KQ2S09-34AP
KQ2S09-34NP
KQ2S09-35AP
KQ2S09-35NP
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipBody Material Application Thread Material Applicable Tube O.D.1
(φ)
Types of connection Connection screw Release button shape Release button color

MYR 21.63

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/32NPT1/16Perfect circleOrange

MYR 21.63

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/32NPT1/16EllipseOrange

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/32NPT1/16Perfect circleOrange

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/32NPT1/16EllipseOrange

MYR 18.98

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/32NPT1/8Perfect circleOrange

MYR 18.98

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/32NPT1/8EllipseOrange

MYR 20.30

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/32NPT1/8Perfect circleOrange

MYR 20.30

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/32NPT1/8EllipseOrange

MYR 13.27

1 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass4R1/8Perfect circleLight Gray

MYR 13.27

1 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass4R1/8EllipseLight Gray

MYR 14.57

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)4R1/8Perfect circleLight Gray

MYR 14.57

10 Piece(s) 32 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)4R1/8EllipseLight Gray

MYR 21.20

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass4G1/8Perfect circleLight Gray

MYR 21.20

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass4G1/8EllipseLight Gray

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)4G1/8Perfect circleLight Gray

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)4G1/8EllipseLight Gray

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass3/16NPT1/8Perfect circleOrange

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass3/16NPT1/8EllipseOrange

MYR 23.83

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)3/16NPT1/8Perfect circleOrange

MYR 23.83

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)3/16NPT1/8EllipseOrange

MYR 14.12

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6R1/8Perfect circleLight Gray

MYR 14.12

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6R1/8EllipseLight Gray

MYR 15.45

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6R1/8Perfect circleLight Gray

MYR 15.45

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6R1/8EllipseLight Gray

MYR 18.12

1 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6R1/4Perfect circleLight Gray

MYR 18.12

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6R1/4EllipseLight Gray

MYR 19.43

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6R1/4Perfect circleLight Gray

MYR 19.43

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6R1/4EllipseLight Gray

MYR 22.53

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6G1/8Perfect circleLight Gray

MYR 22.53

10 Piece(s) 32 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6G1/8EllipseLight Gray

MYR 23.83

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6G1/8Perfect circleLight Gray

MYR 23.83

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6G1/8EllipseLight Gray

MYR 30.02

1 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6G1/4Perfect circleLight Gray

MYR 26.05

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass6G1/4EllipseLight Gray

MYR 27.80

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6G1/4Perfect circleLight Gray

MYR 27.80

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)6G1/4EllipseLight Gray

MYR 24.72

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass1/4NPT1/16Perfect circleOrange

MYR 25.60

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)1/4NPT1/16Perfect circleOrange

MYR 22.07

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass1/4NPT1/8Perfect circleOrange

MYR 23.38

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)1/4NPT1/8Perfect circleOrange

MYR 22.07

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass1/4NPT1/4Perfect circleOrange

MYR 23.38

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)1/4NPT1/4Perfect circleOrange

MYR 26.48

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass1/4NPT3/8Perfect circleOrange

MYR 28.68

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)1/4NPT3/8Perfect circleOrange

MYR 18.53

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8R1/8Perfect circleLight Gray

MYR 19.87

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8R1/8Perfect circleLight Gray

MYR 19.43

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8R1/4Perfect circleLight Gray

MYR 20.30

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8R1/4Perfect circleLight Gray

MYR 22.07

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8R3/8Perfect circleLight Gray

MYR 24.28

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8R3/8Perfect circleLight Gray

MYR 30.47

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8G1/8Perfect circleLight Gray

MYR 28.25

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8G1/8Perfect circleLight Gray

-

1 Piece(s) Quote [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8G1/4Perfect circleLight Gray

MYR 29.15

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8G1/4Perfect circleLight Gray

-

10 Piece(s) Quote [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass8G3/8Perfect circleLight Gray

MYR 35.75

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)8G3/8Perfect circleLight Gray

MYR 24.72

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/16NPT1/8Perfect circleOrange

MYR 26.05

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/16NPT1/8Perfect circleOrange

MYR 24.72

10 Piece(s) 21 Day(s) [Brass] PBT + BrassStandard/Mini[Standard (Brass)] Brass5/16NPT1/4Perfect circleOrange

MYR 26.05

10 Piece(s) 21 Day(s) [Brass] PBT + Brass (Electroless nickel plating)Standard/Mini[Standard (Brass)] Brass (Electroless nickel plating)5/16NPT1/4Perfect circleOrange

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Basic Information

Types Single-Action / Screw Fitting Type Screw Mount Direction Applicable Fluid Water / Air
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

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