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Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Configure

Cylinder Operation Method
Double Acting
Double Acting
With Return Spring
Single Acting (Extruded)
Cylinder (Tube) Inner Diameter(Ø)
- 12
- 16
- 20
Stroke(mm)
- 5
- 10
- 15
- 20
- 25
- 30
- 35
- 40
- 45
- 50
Auto Switch
- F8B
- F8N
- F8P
- M9B
- M9N
- None
Lead Wire Length(m)
- 0.5
- 1
- 3
- 5
Number of Switches
- 1 pc.
- 2 pcs.
Rod Tip Shape
- Female rod end
- Male rod end
Lock unit magnet
- Built-in magnet
- Without magnet
Mount Type
- Axial mounting
- Lateral mounting
Type
CAD
- 2D
- 3D
Est. shipping days
- All
- Within 4 working days
- Within 7 working days
- Within 16 working days
- Within 22 working days
- Within 26 working days

SMC

Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Catalog

Caution

See catalog for specification details.
CAD data is not supported for some model numbers.
Product images may be representative images.

Part number:

Still undefined. 311 possible part numbers found.

Product information
Part number list
More Information
Catalog

Product information

Mini Free Mount Cylinder ø12, ø16, ø20, CUJ Series Specifications

How to Order

Specifications

Bore size (mm)		12	20
Action		Double acting; Single acting, spring return
Fluid		Air
Proof pressure		1.05 MPa
Minimum operating pressure	Double acting	0.07 MPa	0.05 MPa
Minimum operating pressure	Single acting, spring return	0.25 MPa	0.18 MPa
Maximum operating pressure		0.7 MPa
Ambient and fluid temperature		Without auto switch: -10 to 70℃ (No freezing) With auto switch: -10 to 60℃ (No freezing)
Cushion		Rubber bumper
Lubrication		Non-lube
Piston speed		50 to 500 mm/s∗
Stroke length tolerance		0 to +1.0
Mounting		CUJB: Through-hole (lateral, axial direction: 2 locations each) CUJS: Through-hole (axial direction: 2 locations)

∗ Depending on the circuit condition, the piston speed may not reach the maximum speed.

Symbol

Double acting, single rod, rubber bumper

Single acting, spring return, rubber bumper

Standard Stroke

Bore size (mm)	Operating direction	Standard stroke (mm)
12	Double acting	5, 10, 15, 20, 25, 30, 35, 40, 45, 50
16		5, 10, 15, 20, 25, 30, 35, 40, 45, 50
20		5, 10, 15, 20, 25, 30, 35, 40, 45, 50
12	Single acting, spring return	5, 10
16
20

Construction

Double Acting

Single Acting, Spring Return

Component Parts

No.	Description	Material	Note
1	Cylinder tube	Aluminum alloy	Hard anodized
2	Piston	Aluminum alloy	Trivalent chromated
3	Piston rod	Stainless steel
4	Collar	Aluminum alloy	Hard anodized
5	Magnet holder	Aluminum alloy	Trivalent chromated
6	Retaining ring	Steel for special applications	Phosphate coated
7	Magnet	-
8	Return spring	Steel wire	Zinc trivalent chromated
9	Element	Bronze casted	(for ø12, ø16)
9	Plug with fixed restrictor	Structural steel	Nickel plated (for ø20)
10	Damper A	Resin
11	Damper B	Resin
12	Rod end nut	Steel wire	Chromated
13	Piston seal	NBR
14	Rod seal	NBR
15	O-ring	NBR

Replacement Parts: Seal Kit
Double Acting

Bore size (mm)	Kit no.	Contents
12	CUJB12-PS	Set of ⑬⑭⑮ and grease pack.
16	CUJB16-PS
20	CUJB20-PS

∗ Seal kit ⑬ to ⑮comes as a set. Use the kit number for each bore size.
Single Acting, Spring Return

Bore size (mm)	Kit no.	Contents
12	CUJB12-S-PS	Set of ⑬ and grease pack.
16	CUJB16-S-PS
20	CUJB20-S-PS

∗ Use the following part number for ordering a grease pack only.
Grease part no.: GR-L-005 (5 g)

Dimensions: ø12, ø16, ø20 Double Acting; Single Acting, Spring Return

Part no.	Bore size (mm)	d	H₁	B₁	C₁
NTJ-015A	12	M5 x 0.8	4	8	9.2
NT-015A	16	M6 x 1	5	10	11.5
NT-02	20	M8 x 1.25	5	13	15

Bore size (mm)	A	B	C	D	E	GB	H	J	K	L	MM	NN	N	P	Q
12	3.5	17	26.5	6	6	4	11	15.5	11	8	M5 x 0.8	M3 x 0.5 effective depth of thread 6	3.5	M3 x 0.5	4.4 through
16	3.5	21	29.5	8	6	4	12.5	17	12.5	11.5	M6 x 1	M4 x 0.7 effective depth of thread 8	5.5	M3 x 0.5	4.4 through
20	4.5	25	36	10	7	5.5	15.5	21	15	13.5	M8 x 1.25	M5 x 0.8 effective depth of thread 7	7	M5 x 0.8	5.5 through

Bore size (mm)	QA	R	T	T'	U	V	W	Without magnet				Built-in magnet
Bore size (mm)	QA	R	T	T'	U	V	W	F	GA	S	Z	F	GA	S	Z
12	7.5 depth, depth of counterbore 7	11	9	10.5	14	5	26	3.5 (5)	7.5	15.5 (17)	19 (20.5)	7.5 (9)	7.5	19.5 (21)	23 (24.5)
16	7.5 depth, depth of counterbore 7	12.5	10	12	15.5	6	27.5	4	8.5	16.5	20	8.5	9	21	24.5
20	9.5 depth, depth of counterbore 9	15.5	12	14	18.5	8	30	5.5	8.5	19.5	24	9.5	8.5	23.5	28

∗ ( ): Single acting, spring return

Part no.	Bore size (mm)	d	H₁	B₁	C₁
NTJ-015A	12	M5 x 0.8	4	8	9.2
NT-015A	16	M6 x 1	5	10	11.5
NT-02	20	M8 x 1.25	5	13	15

Bore size (mm)	A	B	C	D	GB	H	J	K	L	MM	NN	N	P	Q	QA
12	3.5	17	26.5	6	4	11	15.5	11	8	M5 x 0.8	M3 x 0.5 effective depth of thread 6	3.5	M3 x 0.5	4.4 through	7.5 depth, depth of counterbore 5.5
16	3.5	21	29.5	8	4	12.5	17	12.5	11.5	M6 x 1	M4 x 0.7 effective depth of thread 8	5.5	M3 x 0.5	4.4 through	7.5 depth, depth of counterbore 5.5
20	4.5	25	36	10	5.5	15.5	21	15	13.5	M8 x 1.25	M5 x 0.8 effective depth of thread 7	7	M5 x 0.8	5.5 through	9.5 depth, depth of counterbore 6.5

Bore size (mm)	R	T	T'	U	V	W	Without magnet			Built-in magnet
Bore size (mm)	R	T	T'	U	V	W	GA	S	Z	GA	S	Z
12	11	9	10.5	14	5	26	7.5	15.5 (17)	19 (20.5)	7.5	19.5 (21)	23 (24.5)
16	12.5	10	12	15.5	6	27.5	8.5	16.5	20	9	21	24.5
20	15.5	12	14	18.5	8	30	8.5	19.5	24	8.5	23.5	28

∗ ( ): Single acting, spring return

Part number list

Number of items

...

Part number

Cylinder Operation Method

Cylinder (Tube) Inner Diameter

(Ø)

Stroke

(mm)

Operating Temperature

(℃)

Operating Pressure

(MPa)

Auto Switch

Lead Wire Length

(m)

Number of Switches

Rod Tip Shape

Lock unit magnet

Mount Type

Minimum order quantity

[Double Acting] Double Acting	12	5	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	5	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	5	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	5	-10～60	0.07～0.7	F8P	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	5	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	12	5	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	12	5	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～60	0.07～0.7	F8B	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～60	0.07～0.7	F8N	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～70	0.07～0.7	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	10	-10～60	0.07～0.7	F8N	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	12	10	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	12	10	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～60	0.07～0.7	F8N	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～70	0.07～0.7	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	15	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	20	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	20	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	20	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	25	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	25	-10～60	0.07～0.7	F8P	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	25	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	30	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	30	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	30	-10～60	0.07～0.7	F8B	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	30	-10～60	0.07～0.7	F8N	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	30	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	35	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	12	50	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	5	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	5	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	16	5	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	16	5	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～60	0.07～0.7	F8N	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	10	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	16	10	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] With Return Spring	16	10	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～70	0.07～0.7	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～60	0.07～0.7	F8B	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～60	0.07～0.7	F8N	3	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	15	-10～60	0.07～0.7	F8P	0.5	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	20	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	20	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	20	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	20	-10～60	0.07～0.7	F8N	3	2 pcs.	Male rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	25	-10～70	-	None	-	-	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	25	-10～60	0.07～0.7	F8B	0.5	2 pcs.	Female rod end	Built-in magnet	Lateral mounting	1 pieces
[Double Acting] Double Acting	16	25	-10～70	-	None	-	-	Male rod end	Built-in magnet	Lateral mounting	1 pieces

Unit price (excluding VAT)(Unit price including VAT)	Standard shipping days

35.47 € ( 42.21 € )	4 working days
132.98 € ( 158.25 € )	26 working days
131.77 € ( 156.81 € )	26 working days
138.03 € ( 164.26 € )	26 working days
36.24 € ( 43.13 € )	4 working days
35.47 € ( 42.21 € )	4 working days
36.24 € ( 43.13 € )	4 working days
35.47 € ( 42.21 € )	4 working days
138.03 € ( 164.26 € )	26 working days
132.98 € ( 158.25 € )	26 working days
36.24 € ( 43.13 € )	4 working days
132.53 € ( 157.71 € )	26 working days
132.56 € ( 157.75 € )	26 working days
35.47 € ( 42.21 € )	4 working days
36.24 € ( 43.13 € )	22 working days
35.47 € ( 42.21 € )	4 working days
132.98 € ( 158.25 € )	26 working days
131.77 € ( 156.81 € )	26 working days
132.98 € ( 158.25 € )	26 working days
36.24 € ( 43.13 € )	4 working days
133.76 € ( 159.17 € )	26 working days
36.97 € ( 43.99 € )	4 working days
37.74 € ( 44.91 € )	7 working days
135.26 € ( 160.96 € )	26 working days
36.97 € ( 43.99 € )	4 working days
139.53 € ( 166.04 € )	26 working days
37.74 € ( 44.91 € )	4 working days
36.97 € ( 43.99 € )	4 working days
134.47 € ( 160.02 € )	26 working days
139.53 € ( 166.04 € )	26 working days
134.47 € ( 160.02 € )	26 working days
37.74 € ( 44.91 € )	4 working days
44.47 € ( 52.92 € )	26 working days
38.48 € ( 45.79 € )	26 working days
37.69 € ( 44.85 € )	22 working days
38.47 € ( 45.78 € )	4 working days
37.69 € ( 44.85 € )	4 working days
38.47 € ( 45.78 € )	4 working days
37.69 € ( 44.85 € )	7 working days
135.19 € ( 160.88 € )	26 working days
135.19 € ( 160.88 € )	26 working days
38.47 € ( 45.78 € )	4 working days
135.98 € ( 161.82 € )	26 working days
135.98 € ( 161.82 € )	26 working days
135.98 € ( 161.82 € )	26 working days
37.69 € ( 44.85 € )	4 working days
38.47 € ( 45.78 € )	4 working days
37.69 € ( 44.85 € )	7 working days
135.19 € ( 160.88 € )	26 working days
140.26 € ( 166.91 € )	26 working days
140.26 € ( 166.91 € )	26 working days
38.47 € ( 45.78 € )	4 working days
135.98 € ( 161.82 € )	26 working days
39.19 € ( 46.64 € )	4 working days
136.71 € ( 162.68 € )	26 working days
39.98 € ( 47.58 € )	4 working days
142.55 € ( 169.63 € )	26 working days
39.19 € ( 46.64 € )	4 working days
136.71 € ( 162.68 € )	26 working days
39.98 € ( 47.58 € )	4 working days

...

Basic information

Basic information

An air cylinder manufactured by SMC.
[Features]
· Miniature body.
· Concentrates wiring and piping on one side.
· With counterbore for mounting.

Caution

See catalog for specification details.
CAD data is not supported for some model numbers.
Product images may be representative images.

Catalog

Catalog (2-page spread)

Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Caution

Product information

Mini Free Mount Cylinder ø12, ø16, ø20, CUJ Series Specifications

How to Order

Specifications

Symbol

Standard Stroke

Construction

Dimensions: ø12, ø16, ø20 Double Acting; Single Acting, Spring Return

Part number list

More Information

Basic information

Caution

Catalog