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Linear Ball Bushings（Length：Long）

Technical Information【LINEAR BALL BUSHINGS】

TYPE

Straight
Flange
Housings
Related Components
Standard Flange
Center Flange
Pilot Flange

17 items

: 30; 45; 60

Linear Ball Bushings - Compact flanged, long. LMH-L Series.

THK

Flange is oval-shaped. More suitable than the LMK-L type for compact designs due to lower core height.
With 2 standard retainers embedded, this product is optimal for sites subject to moment loads.
To lengthen the product life, the balls of the linear bushing are embedded in two races to support the load from the flats.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - With square flange, long. LMK-L Series.

THK

Type with LMF-L type flange having flats at 4 locations. Due to a lower core height, this type is more suitable for compact designs than the round flange type.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - With round flange, long type. LMF-L Series.

THK

The outer cylinder of the standard-type linear bushing and the flange are integrated and mounting is easily achieved by bolting directly to the housing.
With 2 standard retainers embedded, this product is optimal for sites subject to moment loads.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - Bearing type, wide block, with Dowel pin holes.

MISUMI

New grease options (Type A: Alvania Grease S2, Type Y: AFF by THK) are added. [3/31/23]
MISUMI original. The Dowel Hole Type requires less time for assembly and has better repeatability.

Volume Discount

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - Double, long, LM-L type.

THK

With 2 standard retainers embedded, this product is optimal for sites subject to moment loads and reduces assembly time.

Volume Discount

CAD ：

2D / 3D
Days to Ship: Same day or more

Show Stock Products
Linear Ball Bushings - Bearing type, wide block, long. SL Series.

THK

SC long type. The case unit has 2 standard type linear bushings embedded in an aluminum case.

Volume Discount

CAD ：

2D / 3D
Days to Ship: Same day or more

Show Stock Products
Linear Ball Bushings - With pilot flange, double. LMI/LMI-L Series.

THK

[Features]
· Pilot flange type linear bushing.
· Available in 3 types, round, rectangular and round with chamfering. Each of these is also available as a long type.

Volume Discount
Days to Ship: Same day or more

Show Stock Products
Linear Ball Bushings - Bearing type, high block, with Dowel pin holes.

MISUMI

New grease options (Type A: Alvania Grease S2, Type Y: AFF by THK) are added. [3/31/23]
MISUMI original. The Dowel Hole Type requires less time for assembly and has better repeatability.

Volume Discount

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - Bearing type, high block, double.

MISUMI

New grease options (Type A: Alvania Grease S2, Type Y: AFF by THK) are added. [3/31/23]
Spec-designed to save the time of manufacturing a housing and installing a linear bushing, and to have a width (W Dim.) narrower than Wide Block.

Volume Discount

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - With square flange, stainless steel, long. LMK-ML series.

THK

Type with LMF-L type flange having flats at 4 locations. Can be used in compact designs since the core height is lower than with the round flange type.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - Bearing Type, Wide Block, Long/Extra Long.

MISUMI

New grease options (Type A: Alvania Grease S2, Type Y: AFF by THK) are added. [3/31/23]
Spec-designed to save the time of manufacturing a housing and installing a linear bushing, and to be tightly secured to a workpiece through four mounting holes.

Volume Discount

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more

Show Stock Products
Linear Ball Bushings - With round flange (stainless steel), long type. LMF-ML series.

THK

The outer cylinder of the standard-type linear bushing and the flange are integrated and mounting is easily achieved by bolting directly to the housing.
With 2 standard retainers embedded, this product is optimal for sites subject to moment loads.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - With light square flange. LMJK/LMJK-L Series.

THK

[Features]
· Uses high-strength reinforced plastic in flange portion to achieve a reduction in weight compared with the conventional metal flange type (maximum 25%)
· Contributes to weight reduction when mounted to movable parts.
· Reasonable price realized by replacing the metal of the reasonably priced flange with high-strength plastic.

Volume Discount
Days to Ship: 8 Days or more
Linear Ball Bushings - Compact, double bearing type. SH-L Series.

THK

SH long type. The case unit has 2 standard type linear bushings embedded in an aluminum case.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Linear Ball Bushings - With central flange, double. LMC-L Series.

THK

[Features]
· Linear bushing of center flange type.
· Available in 3 types, round, rectangular and round chamfered. Each of these is also available as a long type.

Volume Discount
Days to Ship: 8 Days or more
Linear Ball Bushings - With square flange, long type, aluminum body. LFWL Series.

Ozak Seiko

Long linear bushing that integrates two single linear bushings inside its aluminum body and adds a square flange that facilitates its assembly thanks to its bolt-on design. This bushing is ideal when it is required to lighten the weight of the structure or application mechanism. It is lubricated by means of a grease fitting included with the bushing.

Volume Discount

CAD ：

2D
Days to Ship: 13 Days or more
Linear Ball Bushings - With square pilot flange, long type, aluminum body. LFWLB Series.

Ozak Seiko

Long linear bushing that integrates two single linear bushings inside its aluminum body and adds a square pilot flange which is not completely at the end of the bushing, leaving enough space to mount from the opposite side of the installation. This bushing is ideal when it is required to lighten the weight of the structure or application mechanism. Lubrication is by means of a grease fitting included with the bushing.

Volume Discount

CAD ：

2D
Days to Ship: 13 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	Same day or more

Days to Ship:	Same day or more

Days to Ship:	Same day or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	13 Days or more

Days to Ship:	13 Days or more


Brand
Product Series
CAD
Days to Ship
Specifications
TYPE
Motion
Style
Outer Cylinder Material
Outer Cylinder Surface Finish
For Shaft Size(mm)
For Shaft Size(inch)
Overall Length L(mm)
Overall Length L(inch)
Flange Type
Lubrication Type
O.D. D(mm)
O.D. D(inch)
Type
Length
Ball Recirculating Type
Precision
Eccentricity(µm)


Brand	THK	THK	THK	MISUMI	THK	THK	THK	MISUMI	MISUMI	THK	MISUMI	THK	THK	THK	THK	Ozak Seiko	Ozak Seiko
Product Series	Linear Ball Bushings - Compact flanged, long. LMH-L Series.	Linear Ball Bushings - With square flange, long. LMK-L Series.	Linear Ball Bushings - With round flange, long type. LMF-L Series.	Linear Ball Bushings - Bearing type, wide block, with Dowel pin holes.	Linear Ball Bushings - Double, long, LM-L type.	Linear Ball Bushings - Bearing type, wide block, long. SL Series.	Linear Ball Bushings - With pilot flange, double. LMI/LMI-L Series.	Linear Ball Bushings - Bearing type, high block, with Dowel pin holes.	Linear Ball Bushings - Bearing type, high block, double.	Linear Ball Bushings - With square flange, stainless steel, long. LMK-ML series.	Linear Ball Bushings - Bearing Type, Wide Block, Long/Extra Long.	Linear Ball Bushings - With round flange (stainless steel), long type. LMF-ML series.	Linear Ball Bushings - With light square flange. LMJK/LMJK-L Series.	Linear Ball Bushings - Compact, double bearing type. SH-L Series.	Linear Ball Bushings - With central flange, double. LMC-L Series.	Linear Ball Bushings - With square flange, long type, aluminum body. LFWL Series.	Linear Ball Bushings - With square pilot flange, long type, aluminum body. LFWLB Series.
CAD	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D		2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D		2D / 3D		2D	2D
Days to Ship	8 Days or more	8 Days or more	8 Days or more	8 Days or more	Same day or more Show Stock Products	Same day or more Show Stock Products	Same day or more Show Stock Products	8 Days or more	8 Days or more	8 Days or more	8 Days or more Show Stock Products	8 Days or more	8 Days or more	8 Days or more	8 Days or more	13 Days or more	13 Days or more
Specifications				METRIC inCAD Components				METRIC inCAD Components	METRIC inCAD Components		METRIC inCAD Components
TYPE	Flange	Flange	Flange	Housings	Straight	-	-	Housings	Housings	Flange	Housings	-	-	-	-	Flange	Flange
Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion	Linear Motion
Style	-	-	-	Standard	-	Standard	Standard	Standard	Standard	Standard	Standard	-	-	Standard	Standard	Standard	Standard
Outer Cylinder Material	Steel	Steel	Steel	Steel	Steel / Stainless Steel	Steel / Stainless Steel	Steel	Steel	Steel	Steel	Steel	Stainless Steel	Steel	Steel	Steel	Aluminum	Aluminum
Outer Cylinder Surface Finish	-	-	-	Plated	-	-	-	Plated	Plated	-	Plated	-	-	-	None	None / Plated	None / Plated
For Shaft Size(mm)	6 ～ 30	6 ～ 60	6 ～ 60	16 ～ 50	3 ～ 60	6 ～ 30	6 ～ 25	16 ～ 30	8 ～ 30	6 ～ 30	10 ～ 30	6 ～ 30	8 ～ 25	3 ～ 20	6 ～ 25	16 ～ 40	16 ～ 40
For Shaft Size(inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Overall Length L(mm)	35 ～ 123	35 ～ 211	35 ～ 211	118 ～ 310	19 ～ 211	48 ～ 140	35 ～ 112	121 ～ 202	80 ～ 202	35 ～ 123	93 ～ 200	35 ～ 123	45 ～ 112	23 ～ 86	35 ～ 112	150 ～ 300	150 ～ 300
Overall Length L(inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Flange Type	Standard Flange	Standard Flange	-	-	-	-	Pilot Flanged	-	-	Standard Flange	-	Standard Flange	Standard Flange	-	Center Flanged	Standard Flange	Pilot Flanged
Lubrication Type	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard
O.D. D(mm)	12 ～ 45	12 ～ 90	12 ～ 90	28 ～ 80	7 ～ 90	-	12 ～ 40	28 ～ 45	15 ～ 45	12 ～ 45	19 ～ 45	12 ～ 45	15 ～ 40	-	12 ～ 40	42 ～ 84	42 ～ 84
O.D. D(inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Type	with End Flange	with End Flange	with End Flange	Pillow Blocks Wide Block Type	Standard	Pillow Blocks Wide Block Type	with Pilot, End Flange	Housing Type	Housing Type	with End Flange	Pillow Blocks Wide Block Type	with End Flange	with End Flange	Housing Type	with Center Flange	with End Flange	with Pilot, End Flange
Length	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long	Long
Ball Recirculating Type	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double	Double
Precision	High Grade	High Grade	High Grade	High Grade	High Grade	High Grade	-	High Grade	High Grade	High Grade	High Grade	High Grade	-	High Grade	-	High Grade	High Grade
Eccentricity(µm)	15 ～ 20	15 ～ 25	15 ～ 25	-	10 ～ 25	-	12 ～ 20	-	-	15 ～ 20	-	15 ～ 20	15 ～ 20	-	12 ～ 15	-	-

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Motion
- Linear Motion
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Style
- Standard
- Open
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Outer Cylinder Material
- Steel
- Stainless Steel
- Aluminum
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Outer Cylinder Surface Finish
- None
- Plated
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Metric / Inch
- metric
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For Shaft Size(mm)
3

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For Shaft Size(inch)
0.19 in (3/16")

0.25 in (1/4")

0.38 in (3/8")

0.50 in (1/2")

0.63 in (5/8")

0.75 in (3/4")

1.00 in (1")

1.25 in (1-1/4")

1.50 in (1-1/2")

2.00 in (2")

2.50 in (2-1/2")

3.00 in (3")

4.00 in (4")
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Overall Length L(mm)
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Drawing

Clear

Overall Length L(inch)
0.56 in (9/16")

0.75 in (3/4")

0.750 in (3/4")

0.875 in (7/8")

1.19 in

1.25 in (1-1/4")

1.250 in (1-1/4")

1.31 in (1-5/16")

1.375 in (1-3/8")

1.50 in (1-1/2")

1.500 in (1-1/2")

1.594 in (1-19/32")

1.625 in (1-5/8")

1.69 in

1.75 in (1-3/4")

1.875 in (1-7/8")

1.94 in

2.06 in

2.25 in (2-1/4")

2.250 in (2-1/4")

2.375 in (2-3/8")

2.625 in (2-5/8")

2.81 in

2.813 in (2-13/16")

2.88 in

3.00 in (3")

3.000 in (3")

3.094 in (3-3/32")

3.20 in

3.38 in

3.50 in (3-1/2")

3.63 in (3-5/8")

3.75 in (3-3/4")

3.95 in

4.00 in (4")

4.281 in (4-9/32")

4.50 in (4-1/2")

4.75 in (4-3/4")

5.00 in (5")

5.000 in (5")

5.33 in

5.688 in (5-11/16")

6.00 in (6")

7.50 in (7-1/2")

8.00 in (8")

9.00 in (9")
Clear

Flange Type
- Standard Flange
- Center Flanged
- Pilot Flanged
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Lubrication Type
- Standard
- Grease coating
- With Lubrication Unit MX
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O.D. D(mm)
7

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Drawing

Clear

O.D. D(inch)
0.375 in (3/8")

0.50 in (1/2")

0.5000 in (1/2")

0.625 in (5/8")

0.6250 in (5/8")

0.7500 in (3/4")

0.875 in (7/8")

0.8750 in (7/8")

1.125 in (1-1/8")

1.1250 in (1-1/8")

1.25 in (1-1/4")

1.2500 in (1-1/4")

1.56 in (1-9/16")

1.5625 in (1-9/16")

1.69 in

1.75 in (1-3/4")

2.00 in (2")

2.0000 in (2")

2.25 in (2-1/4")

2.375 in (2-3/8")

2.3750 in (2-3/8")

3.00 in (3")

3.62 in (3-5/8")

3.75 (3-3/4")

4.50 in (4-1/2")

6.00 in (6")
Clear

Type
- Standard
- Open
- Clearance Adjustment Type
- with End Flange
- with Center Flange
- with Pilot, End Flange
- Housing Type
- Pillow Blocks Wide Block Type
- Shaft-Sliding Linear Bushing Pillow Blocks
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Length
- Standard
- Short
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- Double
- Medium Long
- Long
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Ball Recirculating Type
- Single
- Double
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Precision
- High Grade
- Precision Grade
See the precision standard of each manufacturer.

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Eccentricity(µm)
4

8

10

12

12.7(0.5 µin)

15

15.24(0.6 µin)

17

20

20.32(0.8 µin)

25

25.4(1 µin)

30
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