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Hex Socket Head Male Connector KQB2S Metal One-Touch Fitting KQB Series KQB Series

Hex Socket Head Male Connector KQB2S Metal One-Touch Fitting KQB Series KQB Series

SMC

SMC

SMC One-Touch fitting.
[Features]
· Compact and lightweight.
· Grease-free.
· Fluid temperature: -5 to 150°C.
· Brass parts: Electroless nickel plated.
[Applications]
· The internal hex allows thread connection by using an Allen wrench for confined spaces.

(i)Caution

  • For materials and specification details, please refer to the catalog.
  • Product images may be representative images. Refer to the catalog for shape details.

PDF

Part Number

Configured Part Number is shown.

Hex Socket Head Male Connector: KQB2S Outline Drawings And Dimensions

Hex Socket Head Male Connector: KQB2S outline drawings

Hex Socket Head Male Connector: KQB2S outline drawings

 

(Unit: mm)

 

Applicable tubing
Outer diameter (mm)		Connection thread
R, M		ModelH
(width across flats)		øDNote 1)LA*MEffective cross-sectional areaNote 2)
(mm2)		Weight
g
ø3.2M5 × 0.8KQB2S23-M52916.513.51234
ø4M5 × 0.8KQB2S04-M52917.114.112.643.9
1/8KQB2S04-01S31020.417.34.17.9
ø6M5 × 0.8KQB2S06-M521219.616.613.647.8
1/8KQB2S06-01S420.617.5109.1
1/4KQB2S06-02S1415.910.714.7
ø81/8KQB2S08-01S51424.721.616.117.213
1/4KQB2S08-02S622.918.223.313.5
3/8KQB2S08-03S1723.11824
ø101/8KQB2S10-01S51725.622.51717.218.6
1/4KQB2S10-02S827.522.83920
3/8KQB2S10-03S2418.922
1/2KQB2S10-04S2217.639.2
ø121/4KQB2S12-02S81930.625.918.64626
3/8KQB2S12-03S1024.919.86020.2
1/2KQB2S12-04S2218.535.3
ø163/8KQB2S16-03S1024.633.228.120.88143.6
1/2KQB2S16-04S1229.42311340.3
  • * Reference dimensions of R thread after installation

Note 1) øD is the maximum diameter.
Note 2) Value of FEP tubing.
Value of nylon tubing for ø16 only.

Metal One-Touch Fitting KQB2 Series Common Specifications (Reference)

Inch size × UNF/NPT thread, millimeter size × G thread
Applicable Tubing Size
ø3.2 to ø16, ø1/8 "to ø1/2 "
Connection thread
M, R, Rc, UNF, NPT, G
Fluid temperature
-5 to 150°C
Grease-free
Applicable tubing materials
FEP / PFA / Nylon / Soft nylon / Polyurethane / Polyolefin
Electroless nickel plated (brass parts)

Structure

Metal One-Touch Fitting KQB2 Series structural drawing

Metal One-Touch Fitting KQB2 Series structural drawing

No.Part nameMaterial
1Release buttonSUS304
2Guide 1SUS304
3Guide 2SUS304
4ChuckSUS304
5SealSpecial FKM (fluorine coated)
6Male Connector bodyC3604 (electroless nickel plated)
7Male Elbow bodySUS316
8O-RingSpecial FKM (fluorine coated)
9StudC3604 (electroless nickel plated)

Applicable Tubing

Tube materialsFEP / PFA / Nylon / Soft Nylon / Polyurethane / Polyolefin
Tube outer diameterø3.2, ø4, ø6, ø8, ø10, ø12, ø16

Specifications

Usable fluidsAir, water
Operating pressure rangeNote 1)-100 kPa to 1 MPaNote 2)
Proof pressure3.0 MPa
Ambient and fluid temperatureNote 3)-5 to 150°C (no freezing)Note 2)
LubricantGrease-free finish
Seal (thread portion)With sealant

Note 1) Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.
Note 2) Check the operating pressure range and operating temperature range of the tube.

Note 3) It is recommended that you use the inner sleeve in the following conditions. (Except ø3.2)

  • When using in an environment where the fluid temperature changes drastically.
  • When using at a high temperature.
30
45
60
  1. 1
Part Number
KQB2S01-32
KQB2S03-32
KQB2S03-N01S
KQB2S04-01S
KQB2S04-G01
KQB2S04-M5
KQB2S06-01S
KQB2S06-02S
KQB2S06-G01
KQB2S06-G02
KQB2S06-M5
KQB2S07-32
KQB2S07-N01S
KQB2S07-N02S
KQB2S07-N03S
KQB2S08-01S
KQB2S08-02S
KQB2S08-03S
KQB2S08-G01
KQB2S08-G02
KQB2S08-G03
KQB2S09-N01S
KQB2S09-N02S
KQB2S09-N03S
KQB2S10-01S
KQB2S10-02S
KQB2S10-03S
KQB2S10-04S
KQB2S10-G01
KQB2S10-G02
KQB2S10-G03
KQB2S10-G04
KQB2S11-N01S
KQB2S11-N02S
KQB2S11-N03S
KQB2S11-N04S
KQB2S12-02S
KQB2S12-03S
KQB2S12-04S
KQB2S12-G02
KQB2S12-G03
KQB2S12-G04
KQB2S13-N02S
KQB2S13-N03S
KQB2S13-N04S
KQB2S16-03S
KQB2S16-04S
KQB2S16-G03
KQB2S16-G04
KQB2S23-M5
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipApplicable Tube O.D.1
(φ) 		Types of connection Connection screw

MYR 23.76

10 Piece(s) 10 Day(s) or more 1/8UNF10-32

MYR 16.30

1 Piece(s) 43 Day(s) 5/32UNF10-32

MYR 22.49

10 Piece(s) 13 Day(s) or more 5/32NPT1/8

MYR 15.42

1 Piece(s) 5 Day(s) or more 4R1/8

MYR 20.75

1 Piece(s) 21 Day(s) 4G1/8

MYR 16.77

1 Piece(s) 21 Day(s) 4M5×0.8

MYR 15.60

1 Piece(s) 43 Day(s) 6R1/8

MYR 17.90

1 Piece(s) 5 Day(s) or more 6R1/4

MYR 19.57

1 Piece(s) 5 Day(s) or more 6G1/8

MYR 25.81

1 Piece(s) 5 Day(s) or more 6G1/4

MYR 16.41

1 Piece(s) 5 Day(s) or more 6M5×0.8

MYR 21.76

10 Piece(s) 10 Day(s) or more 1/4UNF10-32

MYR 19.63

10 Piece(s) 10 Day(s) or more 1/4NPT1/8

-

10 Piece(s) Quote 1/4NPT1/4

MYR 31.80

10 Piece(s) 10 Day(s) or more 1/4NPT3/8

MYR 20.75

1 Piece(s) 21 Day(s) 8R1/8

MYR 18.03

1 Piece(s) 5 Day(s) or more 8R1/4

MYR 24.75

10 Piece(s) 10 Day(s) or more 8R3/8

MYR 19.96

1 Piece(s) 5 Day(s) or more 8G1/8

MYR 27.89

10 Piece(s) 10 Day(s) or more 8G1/4

MYR 32.63

10 Piece(s) 10 Day(s) or more 8G3/8

MYR 22.64

10 Piece(s) 13 Day(s) or more 5/16NPT1/8

MYR 22.69

10 Piece(s) 13 Day(s) or more 5/16NPT1/4

MYR 36.39

10 Piece(s) 13 Day(s) or more 5/16NPT3/8

MYR 26.45

1 Piece(s) 5 Day(s) or more 10R1/8

MYR 26.51

1 Piece(s) 5 Day(s) or more 10R1/4

MYR 30.88

1 Piece(s) 5 Day(s) or more 10R3/8

MYR 40.12

10 Piece(s) 10 Day(s) or more 10R1/2

MYR 27.93

1 Piece(s) 5 Day(s) or more 10G1/8

MYR 31.51

10 Piece(s) 10 Day(s) or more 10G1/4

MYR 36.94

10 Piece(s) 10 Day(s) or more 10G3/8

MYR 45.32

10 Piece(s) 10 Day(s) or more 10G1/2

MYR 36.46

10 Piece(s) 13 Day(s) or more 3/8NPT1/8

MYR 36.63

10 Piece(s) 10 Day(s) or more 3/8NPT1/4

MYR 42.40

10 Piece(s) 13 Day(s) or more 3/8NPT3/8

MYR 51.44

10 Piece(s) 13 Day(s) or more 3/8NPT1/2

MYR 39.63

1 Piece(s) 5 Day(s) or more 12R1/4

MYR 39.44

1 Piece(s) 5 Day(s) or more 12R3/8

MYR 43.56

10 Piece(s) 10 Day(s) or more 12R1/2

MYR 39.56

10 Piece(s) 10 Day(s) or more 12G1/4

MYR 39.69

10 Piece(s) 10 Day(s) or more 12G3/8

-

10 Piece(s) Quote 12G1/2

MYR 52.63

10 Piece(s) 10 Day(s) or more 1/2NPT1/4

MYR 52.69

10 Piece(s) 13 Day(s) or more 1/2NPT3/8

MYR 54.32

10 Piece(s) 13 Day(s) or more 1/2NPT1/2

MYR 57.65

1 Piece(s) 5 Day(s) or more 16R3/8

MYR 60.50

1 Piece(s) 5 Day(s) or more 16R1/2

MYR 63.82

10 Piece(s) 10 Day(s) or more 16G3/8

-

10 Piece(s) Quote 16G1/2

MYR 18.76

1 Piece(s) 5 Day(s) or more 3.2M5×0.8

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  1. 1
 

Basic Information

Fitting Type Screw Mount Direction Applicable Fluid Water / Air Screw Mounting, Direction With hex socket and straight
Body Material SUS304 Types Single-Action / Screw Thread Material C3604 (Electroless nickel plating)
Application Standard/Mini Packing, Material of O-Ring Special FKM (Fluorine Coating) Operating Temperature(°C) -5::150
Number of Connection Tubes(piece) 1

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Specification/Dimensions

  • Applicable Tube O.D.1(φ)

    • 1/2
    • 1/4
    • 1/8
    • 3/8
    • 3.2
    • 4
    • 5/16
    • 5/32
    • 6
    • 8
    • 10
    • 12
    • 16

    Clear

  • Types of connection

    • G
    • M
    • NPT
    • R
    • UNF

    Clear

  • Connection screw

    • 1/2
    • 1/4
    • 1/8
    • 3/8
    • 5×0.8
    • 10-32

    Clear

  • type

    • KQB2S

    Clear

  • CAD

    • 2D
    • 3D

    Clear

Days to Ship

    • All
    • 5 Day(s) or Less
    • 10 Day(s) or Less
    • 13 Day(s) or Less
    • 21 Day(s) or Less
    • 43 Day(s) or Less

    Clear

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