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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
  • Volume Discount

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

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.
Part Number
KQB2S01-32
KQB2S03-32
KQB2S03-N01S
KQB2S04-01S
KQB2S04-G01
KQB2S06-01S
KQB2S06-02S
KQB2S06-G01
KQB2S06-G02
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

SGD 6.30

10 Piece(s) 46 Day(s) 1/8UNF10-32

SGD 4.67

10 Piece(s) 46 Day(s) 5/32UNF10-32

-

10 Piece(s) Quote 5/32NPT1/8

SGD 4.67

1 Piece(s) 46 Day(s) 4R1/8

SGD 5.48

1 Piece(s) 46 Day(s) 4G1/8

SGD 4.43

1 Piece(s) Quote 6R1/8

SGD 5.02

1 Piece(s) 46 Day(s) 6R1/4

SGD 5.48

1 Piece(s) 46 Day(s) 6G1/8

SGD 6.53

10 Piece(s) 46 Day(s) 6G1/4

SGD 5.72

10 Piece(s) 46 Day(s) 1/4UNF10-32

SGD 5.02

10 Piece(s) 46 Day(s) 1/4NPT1/8

-

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

-

10 Piece(s) Quote 1/4NPT3/8

SGD 5.48

1 Piece(s) 46 Day(s) 8R1/8

SGD 5.48

1 Piece(s)Available 31 Day(s) 8R1/4

SGD 7.00

10 Piece(s) 46 Day(s) 8R3/8

SGD 6.07

10 Piece(s) 46 Day(s) 8G1/8

SGD 7.23

10 Piece(s) 46 Day(s) 8G1/4

SGD 8.40

10 Piece(s) 46 Day(s) 8G3/8

SGD 5.95

10 Piece(s) 46 Day(s) 5/16NPT1/8

-

10 Piece(s) Quote 5/16NPT1/4

-

10 Piece(s) Quote 5/16NPT3/8

SGD 8.05

1 Piece(s) 46 Day(s) 10R1/8

SGD 8.05

1 Piece(s) 46 Day(s) 10R1/4

SGD 8.05

10 Piece(s) 46 Day(s) 10R3/8

SGD 10.38

10 Piece(s) 46 Day(s) 10R1/2

SGD 8.05

1 Piece(s) 46 Day(s) 10G1/8

SGD 8.28

10 Piece(s) 46 Day(s) 10G1/4

-

10 Piece(s) Quote 10G3/8

SGD 11.67

10 Piece(s) 46 Day(s) 10G1/2

-

10 Piece(s) Quote 3/8NPT1/8

SGD 9.45

10 Piece(s) 46 Day(s) 3/8NPT1/4

-

10 Piece(s) Quote 3/8NPT3/8

-

10 Piece(s) Quote 3/8NPT1/2

SGD 10.38

1 Piece(s) 46 Day(s) 12R1/4

SGD 10.38

1 Piece(s) 46 Day(s) 12R3/8

SGD 11.20

10 Piece(s) 46 Day(s) 12R1/2

-

10 Piece(s) Quote 12G1/4

SGD 10.38

10 Piece(s) 46 Day(s) 12G3/8

-

10 Piece(s) Quote 12G1/2

-

10 Piece(s) Quote 1/2NPT1/4

-

10 Piece(s) Quote 1/2NPT3/8

-

10 Piece(s) Quote 1/2NPT1/2

SGD 16.68

1 Piece(s) 46 Day(s) 16R3/8

SGD 17.50

10 Piece(s) 46 Day(s) 16R1/2

SGD 16.68

10 Piece(s) 46 Day(s) 16G3/8

-

10 Piece(s) Quote 16G1/2

SGD 5.48

1 Piece(s) 46 Day(s) 3.2M5×0.8

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Basic Information

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

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