MK-Z Rotary Clamp Cylinder, Standard w / Auto Switch Mounting Grooves (MKB40TF-20RZ-M9PW)

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SMC

Product Details:

Manufacturer part number: MKB40TF-20RZ-M9PW

Brand: SMC

Price: 314.73 €

Delivery time: 26 Days

Technical Data:

Cylinder Diameter: 40 Ø

Stroke: 20 mm

Rod Tip Shape: Female Thread

Support Type: [Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)

Body options: No (Standard)

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MKB40TF-20RZ-M9PW

Product specification
Part Numbers
Catalog

Rotary Clamp Cylinder, Standard Type, MK Series Details

Rotary Clamp Cylinder, Standard Type, MK Series: product images

Rotary Clamp Cylinder, Standard Type, MK Series Specifications

Bore size (mm)	12	16	20	25	32	40	50	63
Action	Double acting type
Rotary angle ^{Note 1)}	90° ±10°
Rotary direction ^{Note 2)}	Left, right
Rotary stroke (mm)	7.5		9.5		15		19
Clamp stroke (mm)	10, 20, 30				10, 20, 30, 50
Theoretical clamping force (N) ^{Note 3)}	40	75	100	185	300	525	825	1,400
Applicable fluids	Air
Proof pressure	1.5 MPa
Operating pressure range	0.1 to 1 MPa							0.1 to 0.6 MPa ^{Note 4)}
Ambient and fluid temperature	Without auto switch: -10 to 70°C (no freezing) With auto switch: -10 to 60°C (no freezing)
Lubrication	Non-lube
Piping port size	M5 × 0.8				Rc 1/8, NPT1/8 G1/8		Rc1/4, NPT1/4 G1/4
Mounting	Through-hole / Both ends tapped common, head flange
Cushion	Rubber bumper
Stroke length tolerance	+0.6 -0.4
Piston speed ^{Note 5)}	50 to 200 mm/s
Non-rotating accuracy (clamp part) ^{Note 1)}	±1.4°	±1.2°			±0.9°		±0.7°

*Note 1) Refer to the rotary angle diagram.
*Note 2) Direction of rotation viewed from the rod end when the piston rod is retracted.
*Note 3) Indicates the clamping force at a pressure of 0.5 MPa.
*Note 4) When using within a pressure range from 0.61 to 1 MPa, use the -X2071.
*Note 5) Be sure to connect a speed controller to the cylinder, and adjust the cylinder speed so that it is within the range of 50 to 200 mm/s. Make sure the valve is in the fully closed position and then gradually open the valve to adjust the speed of the speed controller.

Rotary angle diagram

Model Number Notation

Model number example

Individual Made-to-Order Specifications

Indicator symbol	Specifications/contents
-X2071	Maximum operating pressure: 1.0 MPa specification
-X2094	Overall length is the same as for the MK2 Series
-X2172	Head side with spigot
-X2177	Head flange dimensions are equivalent to the dimensions of the pre-existing MK, MK2 Series
-X2997	Rotary angle: 60° specification

Made to order specifications

Indicator symbol	Specifications/contents
-XB6	Heat-resistant cylinder (-10 to 150°C) without auto switch only ^{Note 1)}
-XC22	Seal type: fluororubber ^{Note 2)}

*Note 1) Except ø12 (diameter 12 mm), ø16 (diameter 16 mm).
*Note 2) The damper is a standard product.

Structural Drawings

Rotary Clamp Cylinder, Standard Type, MK Series: structural drawings

Component Parts

Number	Part name	Materials	Additional notes
1	Cylinder tube	Aluminum alloy	Hard anodized
2	Rod cover	Aluminum alloy	Hard anodized
3	Piston	Aluminum alloy	-
4	Magnet holder	Aluminum alloy	-
5	Piston rod	Stainless steel	ø12 to 25 (diameter 12 to 25 mm), nitriding
5	Piston rod	Carbon steel	ø32 to 63 (diameter 32 to 63 mm) heat treated, nickel plated
6	Bushing	Copper bearing material	Use only ø32 to 63 (diameter 32 to 63 mm)
7	Stop ring	Stainless steel	Use only ø20 to 32 (diameter 20 to 32 mm)
8	Round type R retaining ring	Carbon tool steel	Use only ø12 (diameter 12 mm), ø16 (diameter 16 mm)
9	Type C retaining ring	Carbon tool steel	Use only ø40 to 63 (diameter 40 to 63 mm)
10	Hex socket head set screw	Chrome molybdenum steel	Sharp end section 90°
11	Guide pin	Stainless steel	Nitriding
12	O-ring	NBR	-
13	Round type R retaining ring	Carbon tool steel	Except ø12 (diameter 12 mm), ø16 (diameter 16 mm)
14	Coil scraper	Phosphor bronze	Except ø12 (diameter 12 mm), ø16 (diameter 16 mm)
15	Scraper presser	Stainless steel	Except ø12 (diameter 12 mm), ø16 (diameter 16 mm)
16	Head cover	Rolled steel	Electroless nickel plated
17	Type C retaining ring	Carbon tool steel	Use only ø20 to 32 (diameter 20 to 32 mm)

Component Parts

Number	Part name	Materials	Additional notes
18	Bumper	Urethane	-
19	Bumper B	Urethane	Use only ø12 (diameter 12 mm), ø16 (diameter 16 mm)
20	Magnet	-	-
21	Wear ring	Resin	Except ø12 (diameter 12 mm), ø16 (diameter 16 mm)
22	Rod seal	NBR	-
23	Piston seal	NBR	-
24	Gasket	NBR	-
25	O-ring	NBR	Use only ø20 to 32 (diameter 20 to 32 mm)
26	Arm	Rolled steel	-
27	Hex socket head cap screw	Chrome molybdenum steel	-
28	Spring washer	Hard steel	-
29	Clamp bolt	Chrome molybdenum steel	-
30	Hex nut	Rolled steel	-
31	Flange	Rolled steel	Rod flange is not compatible with the head flange
32	Hex socket head cap screw	Chrome molybdenum steel	Quantity	ø12 (diameter 12 mm), ø16 (diameter 16 mm), ø32 to 40 (diameter 32 to 40 mm): 4 pcs.
32	Hex socket head cap screw	Chrome molybdenum steel	Quantity	ø20 (diameter 20 mm), ø25 (diameter 25 mm): 2 pcs.

Replacement Parts / Seal Kit

Bore size (mm)	ø12 (diameter 12 mm)	ø16 (diameter 16 mm)	ø20 (diameter 20 mm)	ø25 (diameter 25 mm)	ø32 (diameter 32 mm)	ø40 (diameter 40 mm)	ø50 (diameter 50 mm)	ø63 (diameter 63 mm)
Order number	CQSB12-PS	CQSB16-PS	MK20Z-PS	MK25Z-PS	MK32Z-PS	MK2T40-PS	MK2T50-PS	MK63Z-PS
Contents	Set of above numbers (22), (23), (24)		Set of above numbers (14), (22), (23), (24)

*The seal kit is 1 set of the numbers indicated in the table. Order the seal kit based on the order numbers for each tube bore size.
*The seal kit does not include a grease pack, so please order a grease pack separately.　Grease pack part number: GR-S-010 (10 g)

Replacement Parts / Guide Pin Kit

Bore size (mm)	ø12 (diameter 12 mm)	ø16 (diameter 16 mm)	ø20 (diameter 20 mm)	ø25 (diameter 25 mm)	ø32 (diameter 32 mm)	ø40 (diameter 40 mm)	ø50 (diameter 50 mm)	ø63 (diameter 63 mm)
Order number	MK12Z-GS	MK16Z-GS	MK20Z-GS	MK25Z-GS	MK32Z-GS	MK40Z-GS	MK50Z-GS	MK63Z-GS
Contents	A set of (10), (11), (12) listed above

*The guide pin kit is 1 set of the numbers indicated in the table. Order the seal kit based on the order numbers for each tube bore size.
*Refer to the manufacturer's operating manual for the replacement procedure for the replacement parts and seal and guide pin kits.

Rotary Clamp Cylinder, Standard Type, MK Series Dimensions

(Unit: mm)

Through hole / Both ends tapped common (basic type): dimensional drawing

Model	A	B	C	D	E	F	H	øYh9
MKB12-Z	25	32	15.5	5	M3 × 0.5	5.5	6	11 (-0.043 to 0)
MKB16-Z	29	38	20	7	M5 × 0.8	6.5	8	14 (-0.043 to 0)

Model	Rod state	Clamp stroke
		10 mm		20 mm		30 mm
		Q	R	Q	R	Q	R
MKB12-Z	Retracted	68	45.5	88	55.5	108	65.5
MKB12-Z	Extended	85.5	45.5	115.5	55.5	145.5	65.5
MKB16-Z	Retracted	68	45.5	88	55.5	108	65.5
MKB16-Z	Extended	85.5	45.5	115.5	55.5	145.5	65.5

*Note) The above figure is with the auto switch D-M9□ mounted.

Data to be displayed: 30; 45; 60

Part Number
MKB40TF-20RZ-M9PW

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Cylinder Diameter (Ø)	Stroke (mm)	Rod Tip Shape	Support Type	Body options	Max. Pressure (MPa)	Clamping Force (kN)	Rotating Direction	Auto Switch	Lead Wire Length (m)	Number of Switches	Port Screw Type	Made to order specifications
	314.73 €	1		26 Days	40	20	Female Thread	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	No (Standard)	1	0.528	Right	M9PW	0.5	2	G	None

Basic information

Operation Method	Move Turning	Rod Motion	Double Acting Piece Rod	Rotation Angle θ	90°±10°
Specifications	Built-in magnet	Mounting surface position	Multi-face mounting

This page is MK-Z Rotary Clamp Cylinder, Standard w / Auto Switch Mounting Grooves, part number MKB40TF-20RZ-M9PW.
You can find the detail information about specifications and dimensions on part number MKB40TF-20RZ-M9PW.

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Basic Attributes

Type
- MK
- MKB
Clear
Cylinder Diameter(Ø)
12

16

20

25

32

40

50

63
Clear
Stroke(mm)
10

20

30

50
Clear
Rod Tip Shape
- Female Thread
- Others
  - Others
Clear
Support Type
- Rod Side Flange
- Head side flange
- Through Hole, Both Ends Tapped (Common)
  - Through Hole/Both Ends Tapped Commonly (Standard)
Clear
Body options
- No (Standard)
- With Arm
Clear
Max. Pressure(MPa)
0.6

1
Clear
Clamping Force(kN)
0.04

0.042

0.075

0.1

0.101

0.185

0.189

0.3

0.302

0.525

0.528

0.825

1.4

1.402
Clear
Rotating Direction
- Right
- Left Hand
Clear
Auto Switch
P3DWA

P4DW

P5DW

F7P

M9B

M9BA

M9BAV

M9BV

M9BW

M9BWV

M9N

M9NV

M9NW

M9NWV

M9P

M9PA

M9PV

M9PW

A73

A73C

A73H

A76H

A90V

A93

A93V

A96

A96V

Without switch

Without switch (mounting hardware included)
Clear
Lead Wire Length(m)
- 0.5
- 0.5 (SC type)
- 0.5 (M8 3-pin plug connector)
- 0.5 (M12 4-pin A-cord [normal-key] plug connector)
- 1
- 1 (M8 3-pin plug connector)
- 1 (M8 4-pin plug connector)
- 3
- 5
Clear
Number of Switches
1

2
Clear
Port Screw Type
- G
- M thread
- NPT
- Rc
Clear
Made to order specifications
- Heat-resistant cylinder (-10 to 150°C) without auto switch only
- Maximum operating pressure 1.0 MPa specification
- Head flange dimensions are equivalent to the dimensions of the pre-existing MK, MK2 series
- Overall length is the same as for the MK2 Series
- Fluoroelastomer seal
- Head side with spigot
- None
Clear
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Optional Attributes

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

Variation of this product

Part Number
MKB12-10LNZ-M9BL
MKB12-10LNZ-M9BW
MKB12-10LNZ-M9P
MKB40TF-20RZ-X2094
MKB40TF-20RZ-X2172
MKB40TF-30LZ

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	Cylinder Diameter (Ø)	Stroke (mm)	Rod Tip Shape	Support Type	Body options	Max. Pressure (MPa)	Clamping Force (kN)	Rotating Direction	Auto Switch	Lead Wire Length (m)	Number of Switches	Port Screw Type	Made to order specifications
207.11 €	1	26 Days	12	10	[Others] Others	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	With Arm	1	0.042	Left Hand	M9B	3	2	M thread	None
205.31 €	1	26 Days	12	10	[Others] Others	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	With Arm	1	0.042	Left Hand	M9BW	0.5	2	M thread	None
201.50 €	1	26 Days	12	10	[Others] Others	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	With Arm	1	0.042	Left Hand	M9P	0.5	2	M thread	None
301.26 €	1	26 Days	40	20	Female Thread	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	No (Standard)	1	0.528	Right	Without switch	-	-	G	Overall length is the same as for the MK2 Series
247.08 €	1	26 Days	40	20	Female Thread	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	No (Standard)	1	0.528	Right	Without switch	-	-	G	Head side with spigot
255.81 €	1	4 Days	40	30	Female Thread	[Through Hole, Both Ends Tapped (Common)] Through Hole/Both Ends Tapped Commonly (Standard)	No (Standard)	1	0.528	Left Hand	Without switch	-	-	G	None