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020

Needle Rollers and Cylindrical Rollers

Needle rollers main use is as rolling elements in bearings where they are particularly useful when space is limited and a high radial load is required. They are also useful as locating pins and mini shafts.
020
DESCRIPTION

Needle rollers main use is as rolling elements in bearings where they are particularly useful when space is limited and a high radial load is required. They are also useful as locating pins and mini shafts.

 

Quality Grade

Deviation

μm

Tolerance of each sort

μm

Group of sort deviation

μm

Roundness tolerance

Length tolerance

G2

0-10

2

0/-2, -1/-3, -2/-4

0.8

h13

-3/-5, -4/-6, -5/-7

-6/-8, -7/-9, -8/-10

G3

0-10

3

0/-3, -1.5/-4.5, -3/-6

1.2

-4.5/-7.5, -6/-9, -7/-10

G5

0-10

5

0/-5, -3/-8, -5/-10

2

 

 

Spec

(mm)

Mass

Kg/1000pcs

Dimension

Spec

(mm)

Mass

Kg/1000pcs

Dimension

Dw

Lw

Dw

Lw

Φ1.5*5.8

0.08

1.5

5.8

Φ3*25.8

1.43

3

25.8

Φ1.5*6.8

0.094

1.5

6.8

Φ3*27.8

1.54

3

27.8

Φ1.5*7.8

0.108

1.5

7.8

Φ3*29.8

1.61

3

29.8

Φ1.5*9.8

0.136

1.5

9.8

Φ3.5*11.8

0.91

3.5

11.8

Φ1.5*11.8

0.164

1.5

11.8

Φ3.5*13.8

1.05

3.5

13.8

Φ1.5*13.8

0.191

1.5

13.8

Φ3.5*15.8

1.19

3.5

15.8

Φ2*6.8

0.14

2

6.8

Φ3.5*17.8

1.35

3.5

17.8

Φ2*7.8

0.19

2

7.8

Φ3.5*19.8

1.51

3.5

19.8

Φ2*9.8

0.24

2

9.8

Φ3.5*21.8

1.67

3.5

21.8

Φ2*11.8

0.29

2

11.8

Φ3.5*23.8

1.85

3.5

23.8

Φ2*13. 8

0.34

2

13. 8

Φ3.5*25.8

1.96

3.5

25.8

Φ2*15.8

0.39

2

15.8

Φ3.5*27.8

2.1

3.5

27.8

Φ2*17.8

0.44

2

17.8

Φ3.5*29.8

2.25

3.5

29.8

Φ2*19.8

0.49

2

19.8

Φ3.5*34.8

2.65

3.5

34.8

Φ2*21.8

0.54

2

21.8

Φ4*15.8

1.55

4

15.8

Φ2.5*7.8

0.3

2.5

7.8

Φ4*17.8

1.75

4

17.8

Φ2.5*9.8

0.38

2.5

9.8

Φ4*19.8

1.95

4

19.8

Φ2.5*11.8

0.45

2.5

11.8

Φ4*21.8

2.14

4

21.8

Φ2.5*13. 8

0.53

2.5

13. 8

Φ4*23.8

2.33

4

23.8

Φ2.5*15.8

0.61

2.5

15.8

Φ4*25.8

2.53

4

25.8

Φ2.5*17.8

0.69

2.5

17.8

Φ4*27.8

2.62

4

27.8

Φ2.5*19.8

0.76

2.5

19.8

Φ4*29.8

2.95

4

29.8

Φ2.5*21.8

0.84

2.5

21.8

Φ4*34.8

3.4

4

34.8

Φ2.5*23. 8

0.92

2.5

23.8

Φ4*39.8

3.9

4

39.8

Φ3*9.8

0.54

3

9.8

Φ5*19.8

3.03

5

19.8

Φ3*11.8

0.65

3

11.8

Φ5*21.8

3.36

5

21.8

Φ3*13.8

0.76

3

13.8

Φ5*23.8

3.58

5

23.8

Φ3*15.8

0.87

3

15.8

Φ5*25.8

3.98

5

25.8

Φ3*17.8

0.99

3

17.8

Φ5*27.8

4.18

5

27.8

Φ3*17.8

0.99

3

17.8

Φ5*29.8

4.6

5

29.8

Φ3*19.8

1.1

3

19.8

Φ5*34.8

5.4

5

34.8

Φ3*21.8

1.21

3

21.8

Φ5*39.8

6.15

5

39.8

Φ3*23.8

1.32

3

23.8

Φ5*49.8

7.5

5

49.8

 

 

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