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Linear Bushings - Compact - Single / Double (LMKW12G)

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Linear Bushings - Compact - Single / Double
The linear bushing supports and guides a load, enabling smooth and accurate linear motion along a specified path. It provides a variety of sizes to choose from.
[Feature]
● Support Shaft Diameter (mm.): 6, 8, 10, 12, and 16
● Overall Length Minimum/Maximum (mm.): 19 and 70
● Shape : Straight
● Ball Recirculating Type : Single or Double
● Material:
- Outer Cylinder - SUJ2 Equivalent
- Ball - SUJ2 Equivalent
[Application]
It is used in industrial machinery such as conveyor systems, packaging machines, and robotic equipment.

(i)Caution

Delivery times for some of our products may be delayed as national government authorities have imposed limit of capacity at our production sites.

Part Number

Configured Part Number is shown.

LMKW12G

Drawing/Specifications
3D Preview
Part Numbers
More Information
Catalog
Technical Information

Dimensional Drawing

Single Type

Double Type

Linear Bushing - Compact, Single / Double: Related Image

D₁, W Dimensional Tolerance

Dimension Range		Tolerance (mm)
Over	Or less	Tolerance (mm)
0.5	3	±0.1
3	6	±0.1
6	30	±0.2
30	120	±0.3

[ ! ]Compliant with JIS B 0405 m (Medium Class).

Type		Outer Cylinder			Balls	Retainer	Operating Ambient Temperature	Seal	Seal Material and Operating Temperature Range
Single Type	Double Type	[M] Material	[H] Hardness	[S] Surface Treatment	[M] Material	[M] Material
LMK	LMKW	SUJ2 Equivalent	58HRC or more	—	SUJ2 Equivalent	Plastic (Duracon M90 Equivalent)	－20 to 80°C	With Seal	Nitrile Rubber (－20 to 120°C)
LMKM	LMKWM			Electroless Nickel Plating	SUS440C Equivalent			With Seal

Specification Table

Part Number
	LMK12
	LMKW12
	LMK12L	(L Type Greased)
	LMK12G	(G Type Greased)
	LMK12H	(H Type Greased)

[ ! ]Alternative grease types available.For performance, see the "Grease Performance Table" below.

■Single Type

			D Tolerance		L		B		W	D₁	(C)	Eccentricity	Balls	Basic Load Rating		Mass
dr	Tolerance		No Surface Treatment	Surface Treatment		Tolerance		Tolerance	W	D₁	(C)	(Max.)	Rows	C (Dynamic) N	Co (Static) N	(g)
6	0	10	0	0	19	0	11.3	0	1.15	9.6	0.1	0.012	6	131	155	6
6	− 0.009	10	− 0.009	− 0.015	19	− 0.2	11.3	− 0.4		9.6	0.1			131	155	6
8		13	0	0	24		15.3			12.4	0.2			235	277	12
10		17	− 0.011	− 0.015	29		19.4			16.2				368	433	26
12		19	0	0	30		20.4		1.35	18				381	449	32
16		26	− 0.013	− 0.018	37		23.3		1.35	24.9	0.3			608	716	58

■Double Type

			D Tolerance		L		B		W	D₁	(C)	Eccentricity	Balls	Basic Load Rating		Allowable Static Moment (N⋅m)	Mass
dr	Tolerance		No Surface Treatment	Surface Treatment		Tolerance		Tolerance	W	D₁	(C)	(Max.)	Rows	C (Dynamic) N	Co (Static) N	Allowable Static Moment (N⋅m)	(g)
6	0	10	0	0	35	0	24.8	0	1.15	9.6	0.1	0.015	6	206	309	2.46	12
6	− 0.010	10	− 0.009	− 0.015	35	− 0.3	24.8	− 0.5		9.6	0.1			206	309	2.46	12
8		13	0	0	45		32.8			12.4	0.2			383	555	5.76	24
10		17	− 0.011	− 0.015	55		41.4			16.2				585	867	10.99	52
12		19	0	0	57		43.4		1.35	18				608	899	11.85	64
16		26	− 0.013	− 0.018	70		49.8		1.35	24.9	0.3			965	1431	23.48	116

[!] Anti-rust oil is applied at the time of delivery.

Grease coating
By selecting the grease below, change to the product with grease coating is available.

Type	Product Name	Main Features
A Type	Alvania Grease S2 (by Showa Shell Sekiyu)	General-purpose grease suitable for various grease lubrication locations.
Y Type	AFF (Made by THK Co., Ltd.)	Grease with less particles, stable rolling resistance, and excellent fretting resistance.
G Type	LG2 (Made by NSK Ltd.)	Grease with less particles, excellent wear and rust resistance.
L Type	ET-100K (Made by KYODO YUSHI Co., Ltd.)	Superior heat resistance and oxidation stability. Also high adhesion and cohesion with limited splash or leakage.
H Type	FGL (Lubriplate)	Suitable for lubrication of equipment used in food, beverage and pharmaceutical industries. (NSF H-1 Reg. No. 043534)

[ ! ] Grease coating cannot be selected for the Type without seal.

Grease Performance Table (Reference Value)

Item	Conditions	Unit	Measurement Method	A Type	Y Type	G Type	L Type	H Type
Thickener	—	—	—	Lithium Type	Lithium Type	Lithium Type	Aromatic Diurea	Aluminum Complex Soap
Base Oil	—	—	—	Mineral Oil	Fine Synthetic Oil	Mineral Oil + Synthetic Hydrocarbon Oil	Ether Synthetic Oil	USP White Oil
Base Oil Kinematic Viscosity	40°C	mm2/s	JIS K2220 23	131	100	32	—	105 (ASTMD-445)
Base Oil Kinematic Viscosity	100°C	mm2/s	JIS K2220 23	12.2	—	5.4	—	11.5 (ASTMD-445)
Worked Penetration	—	—	JIS K2220 7	283	315	199	280	310 (ASTMD-217)
Dropping Point	—	°C	JIS K2220 8	181	220	201	260 <	238 (ASTMD-217)
Evaporation Amount	99°C × 22 hr	wt%	JIS K2220 10	0.2	0.7	1.4	—	0.27 (ASTMD−972)
Oil Separation	100°C × 24 hr	wt%	JIS K2220 11	2.4	2.6	0.8	1.2	2.1 (ASTMD−1742)
Operating Temp.	In Air	°C	—	-25 to 120	-40 to 120	−20 to 70	−40 to 200	−12 to 177

Technical Information

[Fitting of Shaft O.D. and Bushing I.D.]
Reference: Tolerance range of MISUMI linear bushings I.D.
and shaft O.D. tolerance.

Dimension (mm)	Linear Bushing - Single Type (LMU) I.D. Dimension Tolerance				Shaft (SFJ) O.D. Dimension Tolerance (g6)
0	φ3～5	φ6～16	φ20～30	φ35～50
－0.001
－0.002					φ3
－0.003
－0.004						φ4～6
－0.005							φ8～10
－0.006								φ12～18
－0.007									φ20～30
－0.008
－0.009										φ35～50
－0.010
－0.011
－0.012
－0.013
－0.014
－0.015
－0.016
－0.017
－0.018
－0.019
－0.020
－0.021
－0.022
－0.023
－0.024
－0.025

For MISUMI linear bushings, use in combination with
MISUMI shafts (hardened with g6 tolerance) is recommended.

[Fitting of Bushing O.D. and Housing I.D.]
Reference: Tolerance range of linear bushings O.D.
and housing diameter made by MISUMI

	Product		Customer's design
I.D. dr	Outer Dia. D		Housing Diameter
I.D. dr		Tolerance		ToleranceH7
3	7	0 －0.009	7	＋0.015 0
4	8		8
5	10		10
6	12	0 －0.011	12	＋0.018 0
8	15	0 －0.011	15	＋0.018 0
10	19	0 －0.013	19	＋0.021 0
12	21		21
13	23		23
16	28		28
20	32	0 －0.016	32	＋0.025 0
25	40		40
30	45		45
35	52	0 －0.019	52	＋0.030 0
40	60		60
50	80		80

For MISUMI Linear Bushings, mounting
Housing of H7 tolerance is recommended.
Bushing and Housing will be clearance fit.

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 45; 60

Part Number
LMKW12G

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Inscribed Circle Dia. dr (Ø)	Overall Length L (mm)	Outer Dia. D (Ø)	Ball Recirculating Type	Length	Eccentricity (µm)	Basic Load Rating: Dynamic Load (Details) (N)	Basic Load Rating: Static Load (N)	Inscribed Circle Dia. Tolerance (Negative Side) (mm)	Basic Rated Load, Dynamic Rating (N)	Greased Filled
	MYR 115.17	1 Piece(s)	Available	8 Day(s) or more	10	12	57	19	Double	-	15	608	899	-0.01	608	G Type (Low Dust Generation)

Specifications/Overview

■Dimension comparison of Compact and Standard (When dr = 6)

■Straight

■Flanged

■Housing Unit Type

■Standard and Compact Comparison

dr	Straight / Flanged			Flanged			Housing Unit						Ball Rows
	O.D. (D)			Flange Dia. (H)			Width (W)			Height (H)			Ball Rows
	Compact	Standard	Difference	Compact	Standard	Difference	Compact	Standard	Difference	Compact	Standard	Difference	Compact	Standard
6	10	12	－2	25	28	－3	14	16	－2	20	22	－2	6	4
8	13	15	－2	28	32	－4	17	20	－3	24	26	－2	6	4
10	17	19	－2	35	40	－5	23	26	－3	30	32	－2	6	4
12	19	21	－2	38	42	－4	25	28	－3	32	34	－2	6	4
16	26	28	－2	44	48	－4	33	36	－3	43	49	－6	6	4

Product TOP

Basic Information

Type	Straight	Environmentally friendly	RoHS Compliant (10 Substances)	Characteristics/Applications	Not Applicable
Style	Standard	Outer Sleeve Material	SUJ2 Equivalent	Outer Sleeve Surface Treatment	No Surface Treatment
Lubrication Type	Not Provided	Accuracy	High Grade	Motion	Linear
Linear Motion / Rotational Motion	Linear Bushing (Linear Motion Only)	Ball Material	SUJ2 Equivalent	Retainer Material	Plastic (Duracon M90 Equivalent)
Seal	With Seal

Please check the type/dimensions/specifications of the part LMKW12G in the Linear Bushings - Compact - Single / Double series.

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Specification/Dimensions

Length
- Single
Clear
type
- LMK
- LMKW
Clear
Inscribed Circle Dia. dr(Ø)
6

8

10

12

16
Clear
Overall Length L(mm)
19

24

29

30

35

37

45

55

57

70
Clear
Outer Dia. D(Ø)
10

13

17

19

26
Clear
Ball Recirculating Type
- Single
- Double
Clear
Eccentricity(µm)
12

15
Clear
Basic Rated Load, Dynamic Rating(N)
131

206

235

368

381

383

585

608

965
Clear
Greased Filled
- G Type (Low Dust Generation)
- H Type (For Food, Drinking Water)
- L Type (Heat Resistant)
- Not Provided
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

1 Day(s) or Less

2 Day(s) or Less

8 Day(s) or Less
Clear

Specify Alterations

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

Products like this...

Part Number
LMK12G
LMK12H
LMK12L
LMKW12H
LMKW12L
LMKW16G

Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Inscribed Circle Dia. dr (Ø)	Overall Length L (mm)	Outer Dia. D (Ø)	Ball Recirculating Type	Length	Eccentricity (µm)	Basic Load Rating: Dynamic Load (Details) (N)	Basic Load Rating: Static Load (N)	Inscribed Circle Dia. Tolerance (Negative Side) (mm)	Basic Rated Load, Dynamic Rating (N)	Greased Filled
MYR 103.03	1 Piece(s)	Available	8 Day(s) or more	10	12	30	19	Single	Single	12	381	449	-0.009	381	G Type (Low Dust Generation)
MYR 101.84	1 Piece(s)	Available	8 Day(s) or more	10	12	30	19	Single	Single	12	381	449	-0.009	381	H Type (For Food, Drinking Water)
MYR 101.84	1 Piece(s)	Available	8 Day(s) or more	10	12	30	19	Single	Single	12	381	449	-0.009	381	L Type (Heat Resistant)
MYR 115.17	1 Piece(s)	Available	8 Day(s) or more	10	12	57	19	Double	-	15	608	899	-0.01	608	H Type (For Food, Drinking Water)
MYR 115.17	1 Piece(s)	Available	8 Day(s) or more	10	12	57	19	Double	-	15	608	899	-0.01	608	L Type (Heat Resistant)
MYR 123.65	1 Piece(s)	Available	8 Day(s) or more	10	16	70	26	Double	-	15	965	1431	-0.01	965	G Type (Low Dust Generation)

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Linear Bushings - Compact - Single / Double (LMKW12G)

(i)Caution

Dimensional Drawing

Specification Table

Technical Information

Part Number

Specifications/Overview

Basic Information

Configure

Specification/Dimensions

Length

type

Inscribed Circle Dia. dr(Ø)

Overall Length L(mm)

Outer Dia. D(Ø)

Ball Recirculating Type

Eccentricity(µm)

Basic Rated Load, Dynamic Rating(N)

Greased Filled

CAD

Days to Ship

Specify Alterations

Products like this...

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Complementary Products

Customers Who Viewed This Item Also Viewed

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