Bearing No.

Bore Dia

Boundary  Dimensionsinormm

Basic Load Ratings

KN

Weight

Kg

d

D

Bi

Be

r

N

M

G

ds

T

Dynamic

Co

Static

Cor

in

mm

UC305

305-14

305-15

305-16

 

7/8

15/16

1

25

 

 

 

2.4409

62

1.4961

38

0.8125

21

0.079

2

0.5906

15

0.9055

23

0.2362

6.0

1/4-28

M6×0.75

0.240

6.1

17.3

11.51

0.35

0.39

0.37

0.35

UC306

306-18

306-19

 

1-1/8

1-3/16

30

 

 

2.8346

72

1.6929

43

0.9055

23

0.079

2

0.6693

17

1.0236

26

0.2362

6.0

1/4-28

M6×0.75

0.264

6.7

21.73

15.82

0.56

0.60

0.54

UC307

307-20

307-21

307-22

 

1-1/4

1-5/16

1-3/8

35

 

 

3.1496

80

1.8897

48

0.9842

25

0.098

2.5

0.7480

19.0

1.1417

29

0.3150

8.0

5/16-24

M8×1

0.290

7.4

25.75

18.33

0.75

0.81

0.79

0.75

UC308

308-24

308-25

 

1-1/2

1-9/16

40

 

 

3.5433

90

2.0472

52

1.0630

27

0.098

2.5

0.7480

19.0

1.2992

33

0.3937

10

3/8-24

M10×1.25

0.323

8.2

31.35

24.01

1.00

1.07

1.00

UC309

309-26

309-27

309-28

 

1-5/8

1-11/16

1-3/4

45

 

 

 

3.9370

100

2.2441

57

1.1811

30

0.098

2.5

0.8661

22

1.3780

35

0.3937

10

3/8-24

M10×1.25

0.354

9

40.66

31.83

1.26

1.39

1.33

1.28

UC310

310-30

310-31

 

1-7/8

1-15/16

50

 

 

4.3307

110

2.4015

61

1.2598

32

0.118

3

0.8661

22

1.5354

39

0.4724

12

7/16-20

M12×1.5

0.394

10

47.58

37.94

1.65

1.75

1.67

UC311

311-32

311-34

311-35

 

2

2-1/8

2-3/16

55

 

 

 

4.7244

120

2.5984

66

1.3386

34

0.118

3

0.9842

25

1.6142

41

0.4724

12

7/16-20

M12×1.5

0.421

10.7

55.05

44.76

2.10

2.30

2.20

2.00

UC312

312-36

312-38

312-39

 

2-1/4

2-3/8

2-7/16

60

 

 

 

5.1181

130

2.7953

71

1.4173

36

0.138

3.5

1.0236

26

1.7717

45

0.4724

12

7/16-20

M12×1.5

0.433

11.5

62.88

51.85

2.50

2.80

2.60

2.60

UC313

313-40

 

2-1/2

65

 

5.5118

140

2.9528

75

1.4961

38

0.138

3.5

1.1811

30

1.7717

45

0.4724

12

7/16-20

M12×1.5

0.480

12.2

71.34

59.67

3.32

3.46

UC314

314-44

 

2-3/4

70

 

5.9055

150

3.0709

78

1.5748

40

0.138

3.5

1.2992

33

1.7717

45

0.4724

12

7/16-20

M12×1.5

0.512

13

80.10

68.04

3.90

3.90

UC315

315-48

 

3

75

 

6.2992

160

3.2283

82

1.6535

42

0.138

3.5

1.2598

32

1.9685

50

0.5512

14

1/2-20

M14×1.5

0.543

13.8

87.12

71.34

4.18

4.33

UC316

316-50

 

3-1/8

80

 

6.6929

170

3.3858

86

1.7323

44

0.138

3.5

0.3386

34

2.0472

52

0.5512

14

1/2-20

M14×1.5

0.571

14.5

94.57

81.63

5.04

5.10

UC317

317-52

 

3-1/4

85

 

7.0866

180

3.7795

96

1.8110

46

0.157

4

1.5748

40

2.2047

56

0.6299

16

5/8-18

M16×1.5

0.591

15

102.02

89.47

6.60

6.85

UC318

318-56

 

3-1/2

90

 

7.4803

190

3.7795

96

1.8897

48

0.157

4

1.5748

40

2.2047

56

0.6299

16

5/8-18

M16×1.5

0.626

15.9

110.74

100.94

7.45

7.56