Track roller- LFR type 
Feature of Track roller bearing    
Various structure LR type LV (RV) type
International interchangeable LFR type W (RM) type
Equal quality SG type A type

LFR Series track rollers bearings

Bearing No.

Dimension (mm)

Load Rating(KN)

Ball

Mass

Our No.

NIKO

dw

B.D

O.D

Width

Width

A

rmin

Crw

Corw

Fr

For

numbers

(g)

LFR50/4NPP

5

4

13

6

7

8.04

0.2

1.05

0.85

1.15

1.6

18

7

LFR50/5-4KDD

R50/5-4ZZ

4

5

16

7

8

9

0.2

1.2

0.86

1.3

1.78

18

9

LFR50/5-4NPP

R50/5-4 2RS

4

5

16

7

8

9

0.2

1.2

0.86

1.3

1.78

18

9

LFR50/5KDD

R50/5-6ZZ

6

5

17

7

8

10.5

0.2

1.27

0.82

1.3

1.78

18

10

LFR50/5NPP

R50/5-6 2RS

6

5

17

7

8

10.5

0.2

1.27

0.82

1.3

1.78

18

10

LFR50/8KDD

R50/8-6ZZ

6

8

24

11

11

14

0.3

3.67

2.28

1.3

4.56

14

20

LFR50/8NPP

R50/8-6 2RS

6

8

24

11

11

14

0.3

3.67

2.28

1.3

4.56

14

20

LFR5201KDD

R201-10ZZ

10

12

35

15.9

15.9

20.65

0.3

8.5

5.1

5.1

10.2

18

80

LFR5201NPP

R201-10 2RS

10

12

35

15.9

15.9

20.65

0.3

8.5

5.1

5.1

10.2

18

80

LFR5202NPP

R202-12 2RS

12

15

45

15.9

15.9

26.5

0.3

9.7

6.1

5.8

11.2

20

100

LFR5301KDD

R301-10ZZ

10

12

42

19

19

24

0.6

13

7.7

7.5

14.2

100

LFR5301NPP

R301-10 2RS

10

12

42

19

19

24

0.6

13

7.7

7.5

14.2

100

LFR5302KDD

R302-10ZZ

10

15

47

19

19

26.65

1

16.2

9.2

6.2

18.4

18

170

LFR5302NPP

R302-10 2RS

10

15

47

19

19

26.65

1

16.2

9.2

6.2

18.4

18

170

LFR5201-12KDD

R5201-12ZZ

12

12

35

15.9

15.9

21.75

0.3

8.4

5

5.1

10

18

85

LFR5201-12NPP

R5201-12 2RS

12

12

35

15.9

15.9

21.75

0.3

8.4

5

5.1

10

18

85

LFR5201-14KDD

R5201-14ZZ

14

12

40

18

20

24

0.3

9.8

5

6.7

12.1

18

95

LFR5201-14NPP

R5201-14 2RS

14

12

40

18

20

24

0.3

9.8

5

6.7

12.1

18

95

LFR5204-16KDD

R5204-16ZZ

16

20

52

20.6

20.6

31.5

0.6

16.8

9.5

12.1

16.6

16

230

LFR5204-16NPP

R5204-16 2RS

16

20

52

20.6

20.6

31.5

0.6

16.8

9.5

12.1

16.6

16

230

LFR5206-20KDD

R5206-20ZZ

20

25

72

23.8

23.8

41

0.6

29.5

16.6

20.7

33.2

18

250

LFR5206-20NPP

R5206-20 2RS

20

25

72

23.8

23.8

41

0.6

29.5

16.6

20.7

33.2

18

250

LFR5206-25KDD

R5206-25ZZ

25

25

72

23.8

23.8

43.5

29.2

29.2

16.4

23.1

32.8

18

250

LFR5206-25NPP

R5206-25 2RS

25

25

72

23.8

23.8

43.5

0.6

29.2

16.4

23.1

32.8

18

250

LFR5207-30KDD

R5207-30ZZ

30

30

80

27

27

51

1

38

20.8

21.4

36.2

18

660

LFR5207-30NPP

R5207-30 2RS

30

30

80

27

27

51

1

38

20.8

21.4

36.2

18

660

LFR5208-40KDD

R5208-40ZZ

40

40

98

36

36

62.5

1

54.8

29

55

58

1360

LFR5208-40NPP

R5208-40 2RS

40

40

98

36

36

62.5

1

54.8

29

55

58

1360

 

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