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Metal One-touch Fitting KQB2 Series Elbow Union KQB2L

Metal One-touch Fitting KQB2 Series Elbow Union KQB2L

SMC One-Touch fitting.
[Features]
· Compact and lightweight.
· Grease-free.
· Fluid temperature: -5 to 150°C.
· Brass parts: Electroless nickel plated.
[Applications]
· Use for piping at right angles from the female thread part.

(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

Male Elbow: KQB2L Outline Drawings And Dimensions

Male Elbow: KQB2L outline drawings

Male Elbow: KQB2L outline drawings

 

(Unit: mm)

 

Applicable tubing outer diameter
(mm)
Connection thread
R, M
ModelH
(width across flats)
øDNote 1)L1L2A*MEffective cross-sectional areaNote 2)
(mm2)
Weight (g)
ø3.2M5 × 0.8KQB2L23-M588.313.114.816122.66.5
1/8KQB2L23-01S1013.614.915.938
1/4KQB2L23-02S1418.718.116.6
ø4M5 × 0.8KQB2L04-M589.113.715.216.812.63.57
1/8KQB2L04-01S1014.415.316.74.28.6
1/4KQB2L04-02S1419.118.917.5
ø6M5 × 0.8KQB2L06-M5811.414.716.31913.63.59
1/8KQB2L06-01S1015.916.411.410.2
1/4KQB2L06-02S1420.221.219.1
3/8KQB2L06-03S1721.622.231.2
ø81/8KQB2L08-01S1213.718.618.32216.121.614.8
1/4KQB2L08-02S1419.121.523.620.8
3/8KQB2L08-03S1722.924.632.8
ø101/8KQB2L10-01S1216.62019.724.91721.620.4
1/4KQB2L10-02S142122.926.535.223.7
3/8KQB2L10-03S1724.327.534.5
1/2KQB2L10-04S2228.530.462.6
ø121/4KQB2L12-02S1418.722.62428.618.650.227.4
3/8KQB2L12-03S1723.625.329.534.3
1/2KQB2L12-04S2229.532.460.8
ø163/8KQB2L16-03S1924.626.32834.520.87147
1/2KQB2L16-04S2227.331.83710062.6
  • * 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 16 (external diameter: 3.2 to 16 mm), ø1/8 to 1/2 (external diameter: 1/8 to 1/2 inch)
  • Connection threads: 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
KQB2L04-01S
KQB2L04-M5
KQB2L06-01S
KQB2L06-02S
KQB2L06-G03
KQB2L06-M5
KQB2L07-N03S
KQB2L08-01S
KQB2L08-02S
KQB2L08-03S
KQB2L10-01S
KQB2L10-02S
KQB2L10-03S
KQB2L10-04S
KQB2L12-02S
KQB2L12-03S
KQB2L12-04S
KQB2L13-N02S
KQB2L16-03S
KQB2L16-04S
KQB2L16-G03
KQB2L16-G04
KQB2L23-M5
Part NumberMinimum order quantityVolume DiscountDays to ShipApplicable Tube O.D.1
(φ)
Types of connection Connection screw
1 Piece(s) 31 Day(s) 4R1/8
1 Piece(s) 31 Day(s) 4M5×0.8
1 Piece(s) Same day 6R1/8
1 Piece(s) 31 Day(s) 6R1/4
10 Piece(s) Quote 6G3/8
1 Piece(s) Same day 6M5×0.8
1 Piece(s) 31 Day(s) 1/4NPT3/8
1 Piece(s) 31 Day(s) 8R1/8
1 Piece(s) Same day 8R1/4
1 Piece(s) 31 Day(s) 8R3/8
1 Piece(s) 31 Day(s) 10R1/8
1 Piece(s) 31 Day(s) 10R1/4
1 Piece(s) 31 Day(s) 10R3/8
1 Piece(s) 31 Day(s) 10R1/2
1 Piece(s) Quote 12R1/4
1 Piece(s) 31 Day(s) 12R3/8
1 Piece(s) 31 Day(s) 12R1/2
1 Piece(s) 31 Day(s) 1/2NPT1/4
1 Piece(s) Quote 16R3/8
1 Piece(s) Quote 16R1/2
1 Piece(s) 15 Day(s) 16G3/8
1 Piece(s) 15 Day(s) 16G1/2
1 Piece(s) Quote 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 Elbow Elbows Elbow Union
Operating Temperature(°C) -5::150 Number of Connection Tubes(piece) 1

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