Mini Free Mount Cylinder, ø4, ø6, ø8, ø10, CUJ Series (Part Numbers - CAD Download)

Promotional pricing ends 30/11/2024

An air cylinder manufactured by SMC.
[Features]
· Miniature body.
· Concentrates wiring and piping on one side.
· Allows installation from 4 directions.

(i)Remark

See catalog for specification details.
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Product specification
Part Numbers
Catalog

Mini Free Mount Cylinder ø4, ø6, ø8, ø10, CUJ Series Specifications

How to Order

Symbol

Mini Free Mount Cylinder, o4, o6, o8, o10, CUJ Series

Double acting, single rod, without cushion

Single acting, spring return

Specifications

Bore size (mm)		4	6	10
Action		Double acting; Single acting, spring return
Fluid		Air
Proof pressure		1.05 MPa
Minimum operating pressure	Double acting	0.15 MPa		0.1 MPa
Minimum operating pressure	Single acting, spring return	0.35 MPa	0.3 MPa	0.2 MPa
Maximum operating pressure		0.7 MPa
Ambient and fluid temperature		Without auto switch: -10 to 70°C (No freezing) With auto switch: -10 to 60°C (No freezing)
Cushion		None
Lubrication		Non-lube
Piston speed		50 to 500 mm/s
Stroke length tolerance		0 to +0.5
Mounting		Through-hole

Standard Stroke

Action	Bore size (mm)	Standard stroke (mm)
Double acting	4	4, 6, 8, 10, 15, 20
	6	4, 6, 8, 10, 15, 20 25, 30
	8, 10
Single acting, spring return	4	4, 6
	6	4, 6, 8
	10	4, 6, 8, 10

Construction

Double Acting

Single Acting, Spring Return

Component Parts

No.	Description		Material	Note
1	Cylinder tube		Aluminum alloy	Hard anodized
2	Rod cover		Copper alloy	Electroless nickel plated
3	Piston	Without switch	Stainless steel
3	Piston	With switch	Aluminum alloy	Chromated
4	Piston rod		Stainless steel
5	Seal retainer		Aluminum alloy	Chromated (CUJB4 only)
6	Magnet retainer		Aluminum alloy	Chromated
7	Return spring		Piano wire
8	Bronze element		Sintered metallic BC
9	Magnet		-
10	Rod end nut		Iron	Chromated
11	Piston seal		NBR
12	Rod seal		NBR
13	Tube gasket		NBR

Replacement Parts: Seal Kit
Double Acting

Bore size (mm)	Kit no.	Contents
4	CUJB4-PS	Set of ⑪, ⑫, ⑬ and grease pack.
6	CUJB6-PS
8	CUJB8-PS
10	CUJB10-PS

∗ Seal kit ⑪ to ⑬ comes as a set. Use the kit number for each bore size.

Single Acting, Spring Return

Bore size (mm)	Kit no.	Contents
4	CUJB4-S-PS	Set of ⑪ and grease pack.
6	CUJB6-S-PS
8	CUJB8-S-PS
10	CUJB10-S-PS

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

Dimensions: ø4 Double Acting; Single Acting, Spring Return

Dimensions: ø6 Double Acting; Single Acting, Spring Return

Dimensions: ø8 Double Acting; Single Acting, Spring Return

Dimensions: ø10 Double Acting; Single Acting, Spring Return

∗ Use caution especially when multiple cylinders are used in pararell such as stacking because the body width dimensions have plus tolerances. Contact SMC for a product with body width dimensions having different tolerances.

Data to be displayed: 30; 45; 60

Part Number
CDUJB8-6DM-F8PL
CDUJB8-6DM-F8PS
CDUJB8-6DM-M9BLS
CDUJB8-6DM-M9PS
CDUJB8-6S
CDUJB8-6SM
CDUJB8-8D
CDUJB8-8D-F8BL
CDUJB8-8D-F8N
CDUJB8-8D-F8P
CDUJB8-8DM
CDUJB8-8S
CDUJB8-8S-F8P
CDUJB8-8S-M9PSAPCS
CDUJB8-8SM
CDUJB8-10D
CDUJB8-10D-F8B
CDUJB8-10D-F8BL
CDUJB8-10D-F8P
CDUJB8-10D-F8PL
CDUJB8-10D-M9BS
CDUJB8-10D-M9PLS
CDUJB8-10DM
CDUJB8-10DM-F8B
CDUJB8-10DM-F8BL
CDUJB8-10DM-F8BZ
CDUJB8-10DM-F8N
CDUJB8-10DM-F8NL
CDUJB8-10DM-F8P
CDUJB8-10DM-M9BS
CDUJB8-10S
CDUJB8-10S-F8B
CDUJB8-10S-F8P
CDUJB8-10S-F8PL
CDUJB8-10S-F8PZ
CDUJB8-10SM
CDUJB8-15D
CDUJB8-15D-F8P
CDUJB8-15D-F8PL
CDUJB8-15D-M9BS
CDUJB8-15DM
CDUJB8-15DM-F8P
CDUJB8-15DM-M9PSAPCS
CDUJB8-20D
CDUJB8-20D-F8B
CDUJB8-20D-F8BL
CDUJB8-20D-F8N
CDUJB8-20D-F8P
CDUJB8-20DM
CDUJB8-20DM-F8PL
CDUJB8-20DM-M9BS
CDUJB8-25D
CDUJB8-25DM
CDUJB8-30D
CDUJB8-30DM
CDUJB10-4D
CDUJB10-4D-F8B
CDUJB10-4D-F8N
CDUJB10-4D-F8P
CDUJB10-4D-F8PL

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	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	Custom-made Specifications	Lock unit magnet
137.37 €	1	26 Days	[Double Acting] Double Acting	8	6	-10～60	0.15～0.7	F8P	3	2 pcs.	Male rod end	None	Built-in magnet
82.97 €	1	26 Days	[Double Acting] Double Acting	8	6	-10～60	0.15～0.7	F8P	0.5	1 pc.	Male rod end	None	Built-in magnet
69.52 €	1	26 Days	[Double Acting] Double Acting	8	6	-10～60	0.15～0.7	M9B	3	1 pc.	Male rod end	None	Built-in magnet
66.69 €	1	26 Days	[Double Acting] Double Acting	8	6	-10～60	0.15～0.7	M9P	0.5	1 pc.	Male rod end	None	Built-in magnet
33.84 €	1	4 Days	[Double Acting] With Return Spring	8	6	-10～70	0.3～0.7	None	-	-	Rod-end female threaded (without thread for ø4)	None	Built-in magnet
34.74 €	1	26 Days	Single Acting (Extruded)	8	6	-10～70	0.3～0.7	None	-	-	Male rod end	None	Built-in magnet
33.84 €	1	22 Days	[Double Acting] Double Acting	8	8	-10～70	0.15～0.7	None	-	-	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	8	8	-10～60	0.15～0.7	F8B	3	2 pcs.	Female rod end	None	Built-in magnet
130.16 €	1	26 Days	[Double Acting] Double Acting	8	8	-10～60	0.15～0.7	F8N	0.5	2 pcs.	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	8	8	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
34.74 €	1	4 Days	[Double Acting] Double Acting	8	8	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
33.84 €	1	4 Days	[Double Acting] With Return Spring	8	8	-10～70	0.3～0.7	None	-	-	Rod-end female threaded (without thread for ø4)	None	Built-in magnet
131.35 €	1	26 Days	Single Acting (Extruded)	8	8	-10～60	0.3～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
74.00 €	1	26 Days	Single Acting (Extruded)	8	8	-10～60	0.3～0.7	M9P	M8-3 pin plug connector / 0.5	1 pc.	Female rod end	None	Built-in magnet
34.74 €	1	26 Days	Single Acting (Extruded)	8	8	-10～70	0.3～0.7	None	-	-	Male rod end	None	Built-in magnet
33.84 € 23.69 €	1	Same day Stock	[Double Acting] Double Acting	8	10	-10～70	0.15～0.7	None	-	-	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8B	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8B	3	2 pcs.	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8P	3	2 pcs.	Female rod end	None	Built-in magnet
64.85 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	M9B	0.5	1 pc.	Female rod end	None	Built-in magnet
69.50 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	M9P	3	1 pc.	Female rod end	None	Built-in magnet
34.74 € 24.32 €	1	Same day Stock	[Double Acting] Double Acting	8	10	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
132.31 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8B	0.5	2 pcs.	Male rod end	None	Built-in magnet
137.37 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8B	3	2 pcs.	Male rod end	None	Built-in magnet
142.66 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8B	5	2 pcs.	Male rod end	None	Built-in magnet
132.31 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8N	0.5	2 pcs.	Male rod end	None	Built-in magnet
136.05 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8N	3	2 pcs.	Male rod end	None	Built-in magnet
132.32 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Male rod end	None	Built-in magnet
65.82 €	1	26 Days	[Double Acting] Double Acting	8	10	-10～60	0.15～0.7	M9B	0.5	1 pc.	Male rod end	None	Built-in magnet
33.84 €	1	4 Days	[Double Acting] With Return Spring	8	10	-10～70	0.3～0.7	None	-	-	Rod-end female threaded (without thread for ø4)	None	Built-in magnet
130.15 €	1	26 Days	Single Acting (Extruded)	8	10	-10～60	0.3～0.7	F8B	0.5	2 pcs.	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	Single Acting (Extruded)	8	10	-10～60	0.3～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	Single Acting (Extruded)	8	10	-10～60	0.3～0.7	F8P	3	2 pcs.	Female rod end	None	Built-in magnet
141.69 €	1	26 Days	Single Acting (Extruded)	8	10	-10～60	0.3～0.7	F8P	5	2 pcs.	Female rod end	None	Built-in magnet
34.74 €	1	26 Days	Single Acting (Extruded)	8	10	-10～70	0.3～0.7	None	-	-	Male rod end	None	Built-in magnet
33.84 € 23.69 €	1	Same day Stock	[Double Acting] Double Acting	8	15	-10～70	0.15～0.7	None	-	-	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	8	15	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	8	15	-10～60	0.15～0.7	F8P	3	2 pcs.	Female rod end	None	Built-in magnet
64.85 €	1	26 Days	[Double Acting] Double Acting	8	15	-10～60	0.15～0.7	M9B	0.5	1 pc.	Female rod end	None	Built-in magnet
34.74 €	1	20 Days	[Double Acting] Double Acting	8	15	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
132.31 €	1	26 Days	[Double Acting] Double Acting	8	15	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Male rod end	None	Built-in magnet
74.97 €	1	26 Days	[Double Acting] Double Acting	8	15	-10～60	0.15～0.7	M9P	M8-3 pin plug connector / 0.5	1 pc.	Male rod end	None	Built-in magnet
33.84 €	1	3 Days	[Double Acting] Double Acting	8	20	-10～70	0.15～0.7	None	-	-	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	F8B	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	F8B	3	2 pcs.	Female rod end	None	Built-in magnet
130.16 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	F8N	0.5	2 pcs.	Female rod end	None	Built-in magnet
130.15 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
34.74 €	1	4 Days	[Double Acting] Double Acting	8	20	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
137.37 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	F8P	3	2 pcs.	Male rod end	None	Built-in magnet
65.82 €	1	26 Days	[Double Acting] Double Acting	8	20	-10～60	0.15～0.7	M9B	0.5	1 pc.	Male rod end	None	Built-in magnet
35.40 €	1	4 Days	[Double Acting] Double Acting	8	25	-10～70	0.15～0.7	None	-	-	Rod-end female threaded (without thread for ø4)	None	Built-in magnet
36.68 €	1	26 Days	[Double Acting] Double Acting	8	25	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
35.69 €	1	4 Days	[Double Acting] Double Acting	8	30	-10～70	0.15～0.7	None	-	-	Female rod end	None	Built-in magnet
36.68 €	1	22 Days	[Double Acting] Double Acting	8	30	-10～70	0.15～0.7	None	-	-	Male rod end	None	Built-in magnet
33.84 €	1	4 Days	[Double Acting] Double Acting	10	4	-10～70	0.1～0.7	None	-	-	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	10	4	-10～60	0.1～0.7	F8B	0.5	2 pcs.	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	10	4	-10～60	0.1～0.7	F8N	0.5	2 pcs.	Female rod end	None	Built-in magnet
131.35 €	1	26 Days	[Double Acting] Double Acting	10	4	-10～60	0.1～0.7	F8P	0.5	2 pcs.	Female rod end	None	Built-in magnet
136.40 €	1	26 Days	[Double Acting] Double Acting	10	4	-10～60	0.1～0.7	F8P	3	2 pcs.	Female rod end	None	Built-in magnet

Basic information

Rod Operation Method	Single Rods	Main Body Shape	Plate Cylinder	Additional Function	Standard
Environment, Applications	Standard	End Locking	NA	Valves	NA
Cushion	None	Type of Mount Support	Basic (through-hole type)

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Basic Attributes

Cylinder Operation Method
- Double Acting
  - Double Acting
  - With Return Spring
- Single Acting (Extruded)
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Cylinder (Tube) Inner Diameter(Ø)
4

6

8

10
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Stroke(mm)
4

6

8

10

15

20

25

30
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Auto Switch
F8B

F8N

F8P

M9B

M9N

M9P

None
Clear
Lead Wire Length(m)
- 0.5
- 3
- 5
- M8-3 pin plug connector / 0.5
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Number of Switches
1 pc.

2 pcs.
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Rod Tip Shape
- Rod-end female threaded (without thread for ø4)
- Female rod end
- Male rod end
- Without thread
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Custom-made Specifications
- Heat resistant cylinder (-10 to 150°C)
- None
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Lock unit magnet
- Built-in magnet
- Without magnet
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Type
- CDUJB
- CUJB
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Optional Attributes

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