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Different Diameter Union Y KQ2U, One-Touch Fitting KQ2 Series (Part Numbers)

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SMC

One-touch fitting by SMC.
[Features]
· Improved tube insertion and removal.
· Compact, lightweight.
· Can be used in vacuum to -100 kPa.
[Applications]
· Use to connect tubing of reduced size for branching in the same direction.

(i)Caution

Please refer to the catalog for detailed specifications and materials.
Product images may be representative images. Refer to the catalog for details.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

Different Diameter Union Y: KQ2U Outline Drawing And Dimensions

Different Diameter Union Y: KQ2U Outline Drawing

Metric Size Type

Applicable Tubing: Metric Size, Connection Thread: M, R, Rc

Applicable tubing outer diameter mm		Model	øD₁^Note)	øD₂^Note)	L₁	L₂	P	M₁	M₂	Q	øO	øN	Effective Area mm²		Minimum Port Size	Weight g
(a)	(b)	Model	øD₁^Note)	øD₂^Note)	L₁	L₂	P	M₁	M₂	Q	øO	øN	Nylon	Urethane	Minimum Port Size	Weight g
ø2	ø3.2	KQ2U02-23A	5.8	7.1	28.2	16.6	5.8	11.9	13.3	5.2	6	3.2	-	0.9	1.2	1.9
ø2	ø4	KQ2U02-04A	5.8	8.2	27.6	15.7	5.8	11.9	13.3	5.7	6	3.2	-	0.9	1.2	2.1
ø3.2	ø4	KQ2U23-04A	7.1	8.2	28.9	18	7.1	13.3	13.3	5.7	6	3.2	3.2	2.7	2.5	2.7
ø4	ø6	KQ2U04-06A	8.2	10.4	29	18	8.2	13.3	13.3	6.8	6	3.2	4.2	4.2	3	3.3
ø6	ø8	KQ2U06-08A	10.4	13.2	31	19.3	10.4	13.3	14.2	8.2	6	3.2	13.4	10.6	4.5	5
ø8	ø10	KQ2U08-10A	13.2	15.9	34.6	22.3	13.2	14.2	15.6	10.1	8	4.2	25.6	17.7	6	8.6
ø10	ø12	KQ2U10-12A	15.9	18.5	38.5	25	15.9	15.6	17	11.4	8	4.2	40	28.4	7.5	12.7
ø12	ø16	KQ2U12-16A	18.5	23.8	47.9	31	18.5	17	20.6	14	8	4.2	57.4	45.4	9	21.2

Note) øD1, øD2 represents maximum diameter.

Inch Size Type

Applicable Tubing: Inch Size Connection Thread: UNF, NPT

Applicable tubing outer diameter inch		Model	øD₁^Note)	øD₂^Note)	L₁	L₂	P	M₁	M₂	Q	øO	øN	Effective Area mm²		Minimum Port Size	Weight g
(a)	(b)	Model	øD₁^Note)	øD₂^Note)	L₁	L₂	P	M₁	M₂	Q	øO	øN	Nylon	Urethane	Minimum Port Size	Weight g
ø1/8	ø5/32	KQ2U01-03A	7.1	8.2	28.9	18	7.1	13.3	13.3	5.7	6	3.2	3.2	2.7	3.3	2.7
ø1/8	ø1/4	KQ2U01-07A	7.1	11.1	30.3	18.5	7.1	13.3	13.3	7.2	6	3.2	3.2	2.7	3.3	3.3
ø5/32	ø3/16	KQ2U03-05A	8.2	9.1	29.6	18.8	8.2	13.3	13.3	6.2	6	3.2	4.2	4.2	4.1	3.2
ø5/32	ø1/4	KQ2U03-07A	8.2	11.1	30.3	19	8.2	13.3	13.3	7.2	6	3.2	4.2	4.2	4.1	3.6
ø3/16	ø1/4	KQ2U05-07A	9.1	11.1	30.6	19.8	9.1	13.3	13.3	7.2	6	3.2	8.4	7	4.8	3.9
ø1/4	ø5/16	KQ2U07-09A	11.1	13.2	32.3	21.3	11.1	13.3	14.2	8.6	8	4	14.4	12.4	6.4	6
ø1/4	ø3/8	KQ2U07-11A	11.1	15.4	34.4	21.7	11.1	13.3	15.6	9.8	8	4	14.4	12.4	6.4	7.2
ø5/16	ø3/8	KQ2U09-11A	13.2	15.4	35.3	23	13.2	14.2	15.6	9.9	8	4.2	26.3	18.3	8.1	8.5
ø5/16	ø1/2	KQ2U09-13A	13.2	19.3	38.7	24.2	13.2	14.2	17	11.8	8	4.2	26.3	18.3	8.1	11.2
ø3/8	ø1/2	KQ2U11-13A	15.4	19.3	40.1	26.6	15.4	15.6	17	11.8	8	4.2	28.8	23.8	9.6	13

Note) øD1, øD2 represents maximum diameter.

Metric Size One-Touch Fittings KQ2 Series Common Specifications (Reference)

Construction

Metric Size One-Touch Fittings KQ2 Series Construction

Applicable Tubing

Tubing material	FEP, PFA, nylon, soft nylon, polyurethane
Tubing outer diameter	ø2, ø3.2, ø4, ø6, ø8, ø10, ø12, ø16

Specifications

Fluid		Air, water^{Note 1)}
Operating pressure range^{Note 2)}		-100 kPa to 1 MPa
Proof pressure (at 23°C)		3 MPa
Ambient temperature and fluid temperature		-5 to 60°C, Water: 0 to 40°C (No freezing)
Thread	Mounting section	JIS B0203 (Taper thread for piping) JIS B0205 (Metric coarse thread)
Thread	Nut section	JIS B0205 (Metric fine thread)
Seal on the threads		With sealant

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.

Principal Parts Materials

Body	C3604, PBT, PP, SUS 303
Stud	C3604 (thread part), SUS 303 (thread part)
Chuck	SUS 304
Guide	SUS 304
Release button	POM
Seal, O-ring	NBR
Gasket	SUS 304/NBR

Inch Size One-Touch Fittings KQ2 Series Common Specifications

Construction

Inch Size One-Touch Fittings KQ2 Series Construction

Applicable Tubing

Tubing material	FEP, PFA, nylon, soft nylon, polyurethane
Tubing outer diameter	ø1/8 ", ø5/32 ", ø3/16 ", ø1/4 ", ø5/16 ", ø3/8 ", ø1/2 "

Specifications

Fluid		Air, water^{Note 1)}
Operating pressure range^{Note 2)}		-100 kPa to 1 MPa
Proof pressure (at 23°C)		3 MPa
Ambient temperature and fluid temperature		-5 to 60°C, Water: 0 to 40°C (No freezing)
Thread	Mounting section	ANSI/ASME1.20.1 (NPT thread) JIS B0208 (UNF thread)
Thread	Nut section	JIS B0208 (UNF thread)
Seal on the threads		With sealant

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.

Principal Parts Materials

Body	C3604, PBT, PP
Stud	C3604 (thread part)
Chuck	SUS 304
Guide	SUS 304
Release button	POM
Seal, O-ring	NBR
Gasket	SUS 304/NBR

: 30; 60; 90

Part Number
KQ2U01-03A
KQ2U01-07A
KQ2U02-04A
KQ2U02-23A
KQ2U03-05A
KQ2U03-07A
KQ2U04-06A
KQ2U04-06A-X35
KQ2U05-07A
KQ2U06-08A
KQ2U06-08A-X12
KQ2U06-08A-X35
KQ2U07-09A
KQ2U07-11A
KQ2U08-10A
KQ2U08-10A-X12
KQ2U08-10A-X35
KQ2U09-11A
KQ2U09-13A
KQ2U10-12A
KQ2U10-12A-X12
KQ2U10-12A-X35
KQ2U11-13A
KQ2U12-16A
KQ2U12-16A-X12
KQ2U12-16A-X35
KQ2U23-04A

Standard Unit Price	Minimum order quantity	Days to Ship	Applicable Tube O.D.1 (φ)	Applicable Tube Outer Diameter 2 (φ)	Color	Release button color	Custom-made specifications
MYR 28.68	1 Piece(s)	32 Day(s)	1/8	5/32	White	Orange	N/A
MYR 30.47	1 Piece(s)	32 Day(s)	1/8	1/4	White	Orange	N/A
MYR 36.65	1 Piece(s)	21 Day(s)	2	4	White	Light Gray	N/A
MYR 38.42	1 Piece(s)	21 Day(s)	2	3.2	White	Light Gray	N/A
MYR 27.80	10 Piece(s)	21 Day(s)	5/32	3/16	White	Orange	N/A
MYR 26.92	1 Piece(s)	32 Day(s)	5/32	1/4	White	Orange	N/A
MYR 23.85	1 Piece(s)	2 Day(s)	4	6	White	Light Gray	N/A
MYR 26.92	10 Piece(s)	21 Day(s)	4	6	Black	Light Gray	Body color change
MYR 29.57	1 Piece(s)	21 Day(s)	3/16	1/4	White	Orange	N/A
MYR 27.80	1 Piece(s)	2 Day(s)	6	8	White	Light Gray	N/A
-	1 Piece(s)	Quote	6	8	White	White	Lubricant：white petroleum jelly, release push color changeリリースブッシュ色変更
MYR 27.80	10 Piece(s)	21 Day(s)	6	8	Black	Light Gray	Body color change
MYR 30.92	10 Piece(s)	21 Day(s)	1/4	5/16	White	Orange	N/A
MYR 36.18	1 Piece(s)	2 Day(s)	1/4	3/8	White	Orange	N/A
MYR 33.10	1 Piece(s)	2 Day(s)	8	10	White	Light Gray	N/A
-	10 Piece(s)	Quote	8	10	White	White	Lubricant：white petroleum jelly, release push color changeリリースブッシュ色変更
MYR 33.10	10 Piece(s)	21 Day(s)	8	10	Black	Light Gray	Body color change
MYR 36.18	10 Piece(s)	21 Day(s)	5/16	3/8	White	Orange	N/A
MYR 39.28	10 Piece(s)	21 Day(s)	5/16	1/2	White	Orange	N/A
MYR 39.73	1 Piece(s)	2 Day(s)	10	12	White	Light Gray	N/A
-	1 Piece(s)	Quote	10	12	White	White	Lubricant：white petroleum jelly, release push color changeリリースブッシュ色変更
MYR 39.73	5 Piece(s)	21 Day(s)	10	12	Black	-	Body color change
MYR 33.10	1 Piece(s)	21 Day(s)	3/8	1/2	White	Light Gray	N/A
MYR 78.13	1 Piece(s)	2 Day(s)	12	16	White	Light Gray	N/A
-	5 Piece(s)	Quote	12	16	White	White	Lubricant：white petroleum jelly, release push color changeリリースブッシュ色変更
MYR 78.13	5 Piece(s)	21 Day(s)	12	16	Black	Light Gray	Body color change
MYR 29.15	1 Piece(s)	21 Day(s)	3.2	4	White	Light Gray	N/A

Basic Information

Types	Single-Action	Fitting Type	Union with different diameters	Applicable Fluid	Water / Air
Body Material	PBT+PP	Application	Standard/Mini	Packing, Material of O-Ring	NBR
Union, Unequal Dia.	Reducing Union Wye	Operating Temperature(°C)	-5::60	Types of connection	Tube Connection
Number of Connection Tubes(piece)	3	Release button shape	Perfect circle

Configure

27 Part Numbers

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Completed

Specification/Dimensions

Applicable Tube O.D.1(φ)
1/4

1/8

2

3/8

3/16

3.2

4

5/16

5/32

6

8

10

12
Clear
Applicable Tube Outer Diameter 2(φ)
1/2

1/4

3/8

3/16

3.2

4

5/16

5/32

6

8

10

12

16
Clear
Color
- Black
- White
Clear
Release button color
- Light Gray
- Orange
- White
Clear
Custom-made specifications
- Body color change
- Lubricant：white petroleum jelly, release push color changeリリースブッシュ色変更
- N/A
Clear
type
- KQ2U
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

2 Day(s) or Less

21 Day(s) or Less

32 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Different Diameter Union Y KQ2U, One-Touch Fitting KQ2 Series (Part Numbers)

(i)Caution

Different Diameter Union Y: KQ2U Outline Drawing And Dimensions

Metric Size Type

Inch Size Type

Metric Size One-Touch Fittings KQ2 Series Common Specifications (Reference)

Construction

Applicable Tubing

Specifications

Principal Parts Materials

Inch Size One-Touch Fittings KQ2 Series Common Specifications

Construction

Applicable Tubing

Specifications

Principal Parts Materials

Basic Information

Configure

Specification/Dimensions

Applicable Tube O.D.1(φ)

Applicable Tube Outer Diameter 2(φ)

Color

Release button color

Custom-made specifications

type

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Tech Support

Payment Method

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm