One-Touch Fitting KQ2 Series Hexagon Socket Head Male Connector KQ2S (Motion Gasket Seal)

Brand :

SMC

Caution

See the catalog for details on materials and specifications.
Product images may be representative images. Refer to the catalog for details.

Product Description

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)

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 KQ2S04/06/08/10/12/16 product image example

Hexagon Socket Head Male Connector KQ2S (Gasket Seal) Specification Example

Usable fluids		Air, 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)
Thread	Mounting section	ISO 16030 (parallel pipe thread)
Thread	Nut section	JIS B0205 (metric fine thread)
Thread part sealant		Seal 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

Body	C3604, PBT
Stud	C3604 (thread part)
Chuck	SUS304
Guide	SUS304
Release button	POM
Seal, O-ring, seal ring	NBR

Hexagon Socket Head Male Connector KQ2S (Gasket Seal) Dimensions Example

KQ2S03/04 Series

(Units: mm)

KQ2S03 Series dimensional drawing example

(Units: mm)

KQ2S03 Series release button dimensional drawing example

Applicable tube outer diameter Inches	Connection thread NPT	Model	H (width across flats)	øD	Release Button Dimensions		L₁	L₂	A	M	Effective area (mm²)		Minimum hole diameter	Weight g
Applicable tube outer diameter Inches	Connection thread NPT	Model	H (width across flats)	øD	X	Y	L₁	L₂	A	M	Nylon	Urethane	Minimum hole diameter	Weight g
ø5/32	1/16	KQ2S03-33□P1	2.78	12	7.7	10	19	16.3	13.6	13.3	4.1	3.6	2.8	7.5
ø5/32	1/8	KQ2S03-34□P1	2.78	14	7.7	10	17.3	16.3	11.9	13.3	4.1	3.6	2.8	9.2
ø3/16	1/8	KQ2S05-34□P1	3.57	14	8.4	11	19.8	18.8	14.4	13.3	7.8	6.5	3.6	11.7

*□: 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

Applicable tube outer diameter mm	Connection thread G	Model	H (width across flats)	øD ^Note:	L₁	L₂	A	M	Effective area (mm²)		Minimum hole diameter	Weight g
Applicable tube outer diameter mm	Connection thread G	Model	H (width across flats)	øD ^Note:	L₁	L₂	A	M	Nylon	Urethane	Minimum hole diameter	Weight g
ø4	1/8	KQ2S04-G01□	3	13	20.6	19.6	15.1	13.3	4.1	3.6	3.1	11.6
ø6	1/8	KQ2S06-G01□	4	13	19.8	18.8	14.3	13.3	10	9.9	4.1	9.7
ø6	1/4	KQ2S06-G02□	4	18	19.8	18.8	13.3	13.3	10.7	10	4.1	18
ø8	1/8	KQ2S08-G01□	5	13	21.7	19.7	16.2	14.2	17.2	16.2	5.1	9.5
	1/4	KQ2S08-G02□	6	18	20.5	19.5	14	14.2	23.3	16.2	6.1	17.2
	3/8	KQ2S08-G03□	6	22	20.7	19.7	13.2	14.2	23.3	16.2	6.1	27.1
ø10	1/8	KQ2S10-G01□	5	15.6	23	21.1	17.5	15.6	17.2	16.2	5.1	10.9
	1/4	KQ2S10-G02□	8	18	24.1	20.1	17.6	15.6	39	26.6	8.1	19.2
	3/8	KQ2S10-G03□	8	22	21.4	20.1	13.9	15.6	39	26.6	8.1	25
	1/2	KQ2S10-G04□	8	26	21.1	20.1	12.1	15.6	39	26.6	8.1	34.1
ø12	1/4	KQ2S12-G02□	8	18.2	25.6	21.5	19.1	17	46	44.5	8.1	18.3
	3/8	KQ2S12-G03□	10	22	23.8	21.8	16.3	17	60	44.5	10.1	25.7
	1/2	KQ2S12-G04□	10	26	22.8	21.8	13.8	17	60	44.5	10.1	35.6
ø16	3/8	KQ2S16-G03□	10	23.6	30.8	25.4	23.3	20.6	81	67	10.1	29.2
ø16	1/2	KQ2S16-G04□	12	26	30.3	26.1	21.3	20.6	113	67	12.1	45.8

*Note: øD is the maximum diameter.
* □: A (Brass), N (Brass + electroless nickel plating)