Koyo Bearings

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JTEKT Corporation is a leading global manufacturer of high-quality bearings, steering systems, and other automotive and industrial products. The company was founded in Japan in 1921 and has since grown to become a trusted provider of advanced solutions to customers around the world.

JTEKT's bearing products include a wide range of ball bearings, tapered roller bearings, needle roller bearings, angular contact bearings, and other specialised bearings for a variety of industrial and automotive applications. These bearings are designed to meet the highest standards of precision, durability, and performance, making them ideal for use in demanding applications such as machine tools, wind turbines, and automotive drivetrains.

In addition to its standard bearing products, JTEKT also offers a range of advanced bearing solutions designed to meet specific customer needs. These include high-precision bearings for machine tool applications, ultra-high-speed bearings for use in turbine generators and other high-speed machinery, and hybrid ceramic bearings that combine the benefits of traditional steel bearings with the high performance of ceramic materials.

JTEKT's commitment to innovation and quality is evident in its state-of-the-art manufacturing facilities and its rigorous quality control processes. The company uses advanced computer modelling and simulation tools to optimize its bearing designs and manufacturing processes, ensuring that its products meet or exceed industry standards for performance and reliability.

Overall, JTEKT bearings are a trusted choice for customers in a wide range of industries, thanks to their high quality, advanced design, and extensive range of products and solutions. With a global network of manufacturing facilities and sales offices, JTEKT is able to serve customers around the world with exceptional products and customer service.

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Brand

Brand

Koyo

1468

NTN

3

Category

Category

Koyo Tapered Roller Bearings

829

Koyo Deep Groove Ball Bearings

349

Koyo Needle Roller Bearings

179

Koyo Angular Contact Ball Bearings

114

Bearing Type

Bearing Type

Heavy Duty Ball Bearings

1

Open End Shell Type Needle Bearing

179

Single Row Angular Contact Ball Bearing

65

Single Row Angular Contact Ball Bearing (Universal Matching)

49

Single Row Ball Bearings

348

Tapered Roller Bearings Multi-Bearings Kit

2

Bearing Series

Bearing Series

6000 Series

116

6200 Series

124

6300 Series

108

6400 Series

1

09062/09195

1

09067/09196

1

Inside Diameter (mm)

Inside Diameter (mm)

10

29

12

28

15

35

15.875

1

17

33

19.05

1

20

41

22

6

25

45

28

6

30

38

32

7

35

40

40

35

45

40

50

41

55

37

60

41

65

15

70

17

75

16

80

16

85

13

90

14

95

13

100

15

105

11

110

15

120

13

130

10

140

7

150

6

160

6

170

3

180

3

190

4

200

4

220

3

240

1

260

2

280

1

300

2

Outside Diameter (mm)

Outside Diameter (mm)

26

10

28

10

30

11

32

21

35

31

37

7

40

14

42

22

44

1

47

40

49.225

2

50

2

52

32

54

1

55

10

56

2

58

4

62

37

65

3

68

10

72

29

75

13

80

39

82

1

85

14

90

37

95

11

100

30

105

1

110

30

115

5

120

21

125

10

130

26

140

17

145

4

150

14

155

1

160

14

165

1

170

13

180

13

185

1

190

10

195

1

200

12

210

1

215

11

220

1

225

7

230

5

240

7

250

3

260

7

270

4

280

5

290

2

300

2

310

3

320

3

340

5

360

3

400

3

420

2

460

1

480

1

Width (mm)

Width (mm)

8

20

9

21

10

20

11

21

11.75

1

12

41

13

19

13.25

1

14

30

14.25

1

15

36

15.25

4

16

29

16.25

2

17

25

17.25

3

18

26

18.25

5

19

22

19.25

3

19.75

2

19.845

1

20

14

20.25

1

20.75

4

21

22

21.209

1

21.25

1

21.75

2

22

12

22.25

3

22.75

3

23

15

23.75

1

24

7

24.75

5

25

16

25.25

3

25.75

1

26

6

26.25

1

26.75

1

27

13

27.25

3

28

4

28.25

1

28.75

1

29

16

29.25

2

29.75

3

30

5

30.5

1

31

14

31.5

2

32

9

32.75

3

33

4

33.25

2

33.5

2

34

5

34.5

1

35

4

35.25

3

36

9

37

9

38

7

38.25

1

38.5

1

39

10

40

9

41

7

42

2

42.25

1

42.5

3

43

4

43.5

1

43.75

1

44.5

2

45

8

45.5

2

45.75

1

46

4

46.5

2

47

5

48

2

48.5

1

49

4

49.5

2

50

3

51

3

51.5

1

52

2

53

1

53.5

1

54

2

54.5

1

55

2

56

2

56.5

1

57

3

58

1

59

1

59.5

1

60

1

61.5

2

63

1

63.5

1

63.75

1

64

3

67.5

1

67.75

2

68

1

70

1

71.5

1

71.75

1

72

2

75

1

76

3

77

1

77.5

1

81.5

1

84

1

84.5

1

87

2

90.5

1

91

2

97

1

98.75

1

100

1

104

1

107.75

1

114

2

121

1

137

1

Inside Diameter (inch)

Inside Diameter (inch)

0.125

1

0.1563

2

0.1875

2

0.25

4

0.3125

6

0.328

1

0.375

8

0.4375

5

0.439

1

0.4718

1

0.5

11

0.5625

9

0.5901

1

0.625

14

0.6299

1

0.6875

8

0.75

8

0.7874

1

0.8125

8

0.8437

1

0.8656

1

0.875

14

0.89

1

0.9375

4

0.9835

2

0.9842

1

1

27

1.03

1

1.0625

6

1.125

20

1.1417

1

1.156

1

1.1805

2

1.1811

1

1.1875

5

1.1894

3

1.19

1

1.25

23

1.3125

6

1.375

23

1.3771

2

1.3779

2

1.4061

1

1.4365

2

1.4375

4

1.496

1

1.5

28

1.5625

4

1.5748

6

1.5938

1

1.625

24

1.6562

1

1.6875

1

1.6879

2

1.6979

1

1.75

23

1.7709

1

1.7716

1

1.7811

4

1.7959

1

1.8105

1

1.8125

4

1.855

1

1.875

12

1.9059

2

1.9375

4

1.9685

6

2

32

2.0311

1

2.0625

5

2.125

18

2.1648

1

2.165

1

2.1653

5

2.1875

3

2.1879

1

2.25

18

2.265

1

2.3611

1

2.3622

3

2.375

8

2.4375

1

2.5

14

2.5585

1

2.559

4

2.5625

2

2.5938

1

2.625

14

2.6875

7

2.75

17

2.754

1

2.7559

2

2.8125

6

2.875

8

2.9061

2

2.9375

1

2.9527

3

3

17

3.0625

4

3.125

3

3.1496

2

3.1875

4

3.25

11

3.2812

3

3.3125

1

3.3464

4

3.3474

2

3.375

9

3.5

10

3.5422

1

3.5433

3

3.5625

1

3.62

1

3.625

4

3.7401

1

3.75

7

3.875

2

3.936

1

3.9362

1

3.937

2

3.9375

1

4

9

4.125

4

4.1874

1

4.25

9

4.3125

1

4.3301

2

4.3303

1

4.3307

2

4.5

6

4.5266

1

4.5309

2

4.625

2

4.75

2

5

1

5.25

1

5.5

1

5.625

2

6.6929

2

6.75

1

7.0866

1

7.4803

1

7.75

1

7.874

1

8.6959

1

9

1

9.0625

1

9.125

3

10

1

10.125

1

11.5

1

Outside Diameter (inch)

Outside Diameter (inch)

0.25

1

0.2812

2

0.3438

2

0.4375

4

0.5

4

0.5625

9

0.625

5

0.6263

1

0.6875

7

0.75

10

0.8125

8

0.8745

8

0.9375

3

1

4

1.0625

5

1.125

7

1.1875

5

1.25

6

1.2595

2

1.3125

8

1.375

6

1.3774

3

1.5

10

1.57

1

1.625

11

1.6875

1

1.75

5

1.7809

1

1.781

1

1.81

1

1.8503

2

1.875

6

1.9379

4

1.9687

7

1.98

5

2

4

2.047

1

2.0625

1

2.125

6

2.24

2

2.25

7

2.3125

2

2.3279

2

2.328

1

2.3437

1

2.3612

1

2.375

8

2.4375

1

2.4409

15

2.4803

1

2.5

7

2.5311

3

2.5312

3

2.5625

6

2.615

7

2.625

4

2.6875

7

2.717

4

2.8125

1

2.8344

2

2.8346

2

2.8438

3

2.844

2

2.8592

3

2.875

17

2.884

1

2.8909

4

2.9059

1

2.9518

1

3

9

3.0311

2

3.0625

2

3.125

12

3.1485

1

3.1496

5

3.1509

3

3.1561

1

3.1875

1

3.2283

1

3.25

5

3.265

3

3.3125

2

3.3464

8

3.375

2

3.4375

2

3.4837

1

3.4842

3

3.5

17

3.5433

2

3.5625

3

3.625

3

3.6718

4

3.6875

4

3.7401

2

3.75

11

3.8125

10

3.8437

1

3.875

4

3.937

1

4

9

4.125

18

4.1338

2

4.25

6

4.3307

13

4.375

1

4.4375

13

4.5

2

4.5275

2

4.625

8

4.7244

8

4.75

5

4.7811

4

4.8125

9

4.875

3

4.9375

4

5

19

5.0625

1

5.1181

2

5.125

2

5.25

10

5.3438

1

5.3446

5

5.375

11

5.5

1

5.5114

7

5.5118

1

5.5959

1

5.7086

2

5.75

9

5.7864

1

5.8125

1

5.875

3

5.9055

2

5.909

8

6

5

6.1023

2

6.1875

4

6.25

2

6.2987

3

6.2992

1

6.375

10

6.496

1

6.5

2

6.625

10

6.9688

1

7

2

7.0866

1

7.125

8

7.5

16

7.874

4

7.875

2

8.375

8

8.75

1

9.0551

1

9.4488

1

9.8425

1

10

3

10.2362

1

10.75

1

11.811

1

12.5

3

13.25

1

13.5

1

14.125

3

14.75

1

Length (inch)

Length (inch)

0.25

4

0.312

7

0.375

13

0.438

11

0.5

30

0.562

3

0.625

26

0.75

32

0.875

4

1

24

1.125

2

1.25

14

1.5

8

1.75

1

Width (inch)

Width (inch)

0.394

2

0.4329

3

0.5

2

0.5312

6

0.545

1

0.56

4

0.5625

1

0.5781

1

0.58

1

0.5909

1

0.61

2

0.6102

1

0.625

5

0.63

3

0.641

1

0.655

1

0.6561

2

0.6562

1

0.661

1

0.6692

1

0.67

1

0.6875

6

0.69

2

0.7086

1

0.709

1

0.71

2

0.715

1

0.7188

1

0.74

2

0.748

3

0.75

16

0.7625

4

0.77

2

0.78

1

0.7811

3

0.7812

6

0.8125

22

0.8267

17

0.835

1

0.8437

7

0.8464

1

0.85

1

0.8661

8

0.875

16

0.9055

1

0.9059

1

0.9062

2

0.92

1

0.9375

20

0.9448

2

0.9688

13

0.9842

1

1

21

1.0236

1

1.045

1

1.0622

1

1.0625

4

1.0938

5

1.1023

2

1.125

2

1.1417

2

1.1418

1

1.1562

13

1.1729

2

1.1811

1

1.1875

55

1.2204

1

1.25

5

1.2812

3

1.3125

9

1.375

13

1.3779

4

1.4061

1

1.4173

1

1.4374

1

1.4375

35

1.4566

1

1.5

3

1.51

1

1.5354

5

1.5625

8

1.5748

1

1.6141

1

1.625

27

1.6875

1

1.7188

5

1.7322

1

1.75

16

1.811

3

1.8125

6

1.8503

2

1.875

23

2.0078

1

2.0772

4

2.125

11

2.25

11

2.559

1

2.5625

1

2.625

8

2.8125

3

3.0625

2

3.25

1

Seal Structure

Seal Structure

Open (No Shields or Seals)

118

ZZ (Metal Shields)

114

2RS (Contact Seals)

93

2RU (Low-Friction Seals)

24

Clearance

Clearance

C3

130

C4

89

CN (Normal)

130

Material

Material

High Carbon Steel

349

Cage Type

Cage Type

Steel

349

Internal Design

Internal Design

Full Complement of Needles

179

Cage Material

Cage Material

Pressed Steel

94

Machined Steel

20

Koyo Tapered Roller Bearings

Koyo Tapered Roller Bearings

Koyo Tapered Roller Bearings

Koyo Tapered Roller Bearings

Koyo Needle Roller Bearings

Koyo Needle Roller Bearings

Koyo Needle Roller Bearings

Koyo Needle Roller Bearings

Koyo Deep Groove Ball Bearings

Koyo Deep Groove Ball Bearings

Koyo Deep Groove Ball Bearings

Koyo Deep Groove Ball Bearings

Koyo Angular Contact Ball Bearings

Koyo Angular Contact Ball Bearings

Koyo Angular Contact Ball Bearings

Koyo Angular Contact Ball Bearings

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