Compact Cylinder, Standard Type, Single Acting, Single Rod CQS Series – Xi Lanh Khí Nén SMC

Compact Cylinder, Standard Type, Single Acting, Single Rod CQS Series Specifications – Xi Lanh Khí Nén SMC

Model Number Notation

Standard specification

Tube Internal Diameter (mm)	12	16	20	25
Operating method	Single acting, single rod
Applicable fluids	Air
Lubrication	Not required (non-lube)
Proof pressure	1.5 MPa
Maximum operating pressure	1.0 MPa
Minimum operating pressure	0.25 MPa		0.18 MPa
Ambient and working fluid temperature	Without auto switch: -10°C to 70°C (No freezing)
	With auto switch: -10°C to 60°C (No freezing)
Cushioning	None
Rod-end thread	Female thread
Stroke length tolerance	+1.0 mm 0
Operating piston speed	50 to 500 mm/s
Allowable kinetic energy J	0.022	0.038	0.055	0.09

Theoretical Output List

(N)

 

Operating method	Bore size (mm)	Rod diameter (mm)	Operating Direction	Piston area (mm2)	Operating pressure (MPa)			Retracted side	Extended side
					0.3	0.5	0.7
Spring return	12	6	IN	–	20	43	65	14	4
			OUT	113
	16	8	IN	–	45	86	126	15	6
			OUT	201
	20	10	IN	–	78	141	204	15	6
			OUT	314
	25	12	IN	–	126	224	323	21	11
			OUT	491
Spring extend	12	6	IN	84.8	14	31	48	10	3
			OUT	–
	16	8	IN	151	24	54	85	19	4
			OUT	–
	20	10	IN	236	44	91	138	27	5
			OUT	–
	25	12	IN	378	84	160	235	29	10
			OUT	–

Additional Weight List

(g)

 

Structural drawing examples

Component Parts

Number	Part name	Material	Note
1	Cylinder tube	Aluminum Alloy	Hard Anodize
2	Collar	Aluminum Alloy	Anodized
3	Piston	Aluminum Alloy	Single acting, spring return
		Stainless steel	Single acting, spring extend
4	Piston rod	Stainless steel	–
5	Retaining Ring	Carbon tool steel	Phosphate coated
6	Retaining Ring	Carbon tool steel	Nickel plating
7	Rod-end nut	Carbon steel	Zinc chromate
8	Spacer for switch type	Aluminum Alloy	Chromate
9	Return spring	Piano wire	Zinc chromate
10	Plug with fixed orifice	Alloy steel	Nickel plating
11	Magnet	–	–
12	Centering location ring	Aluminum Alloy	Anodized
13	Rod Gasket	NBR	–
14	Piston Gasket	NBR	–
15	Tube gasket	NBR	–

Compact Cylinder, Standard Type, Single Acting, Single Rod CQS Series Dimensions

(Unit: mm)

 

Bore size (mm)	Stroke range (mm)	Without auto switch				With auto switch				C	D	E	F	H	I	K	L	M	N	OA	OB	RA	RB	T
		A		B		A		B
		5ST	10ST	5ST	10ST	5ST	10ST	5ST	10ST
12	5, 10	25.5	30.5	22	27	30.5	35.5	27	32	6	6	25	5	M3 × 0.5	32	5	3.5	15.5	3.5	M4 × 0.7	6.5	7	4	0.5
16		25.5	30.5	22	27	30.5	35.5	27	32	8	8	29	5	M4 × 0.7	38	6	3.5	20	3.5	M4 × 0.7	6.5	7	4	0.5
20		29	34	24.5	29.5	39	44	34.5	39.5	7	10	36	5.5	M5 × 0.8	47	8	4.5	25.5	5.4	M6 × 1.0	9	10	7	1
25		32.5	37.5	27.5	32.5	42.5	47.5	37.5	42.5	12	12	40	5.5	M6 × 1.0	52	10	5	28	5.4	M6 × 1.0	9	10	7	1

Note) For the following bore/stroke sizes, the through-hole is threaded: Standard type: ø12 (12‑mm bore size), ø16 (16‑mm bore size) 5 stroke.
Standard type: ø20 (20‑mm bore size), ø25 (25‑mm bore size) 5 and 10 stroke.
With auto switch and built-in magnet: ø20 (20‑mm bore size) 5 stroke.