KR/KRV/KRE Stud Type Track Rollers

KR/KRV/KRE Series Track Roller Bearings:mm

Designation

Boundary Dimensions

Boundary Dimensions

Drive Fit

Lubrication Nipple

Nut

Tightening Torque

MA

Nm

Basic Loading Ratings

(KN)

Fatigue

Limit Load

(KN)

Speed

Limited

Without

Eccentric Collar

Mass

(Kg)

With

Eccentric Collar

Mass

(Kg)

D

d1 

h7

B

B1

max.

B2

B3

C

C1

r

min.

d2

d3

G

IG

W

Eccentric Collar

dyn.

Cr w

stat.

Cor w

Curw

npG

min-1

de

h9

Be

e

KR16¹⁾

0.019

-

16

6

28

12.2

16

-

11

0.6

0.15

12.5

-

M6(X1)

8

-

-

-

-

NIPA1

3

3.150

3.300

0.415

14000

KR16-PP¹⁾

0.018

KRE16-PP1)

0.020

16

6

28

12.2

16

-

11

0.6

0.15

12.5

-

M6(X1)

8

-

9

7

0.5

NIPA1

3

3.150

3.300

0.415

14000

KR16-SK-PP²⁾

0.019

-

16

6

28

12.2

16

-

11

0.6

0.15

12.5

-

M6(X1)

8

4

-

-

-

-

3

3.150

3.300

0.415

14000

KRV16-PP¹⁾

0.019

-

16

6

28

12.2

16

-

11

0.6

0.15

12.5

-

M6(X1)

8

-

-

-

-

NIPA1

3

4.900

6.500

0.860

3800

KR19¹⁾

0.029

-

19

8

32

12.2

20

-

11

0.6

0.15

15

-

M8(X1.25)

10

-

-

-

-

NIPA1

8

3.500

3.900

0.485

11000

KR19-PP¹⁾

0.029

KRE19-PP1)

0.032

19

8

32

12.2

20

-

11

0.6

0.15

15

-

M8(X1.25)

10

-

11

9

0.5

NIPA1

8

3.500

3.900

0.485

11000

KR19-SK-PP²⁾

0.029

-

19

8

32

12.2

20

-

11

0.6

0.15

15

-

M8(X1.25)

10

4

-

-

-

-

8

3.500

3.900

0.485

11000

KRV19-PP¹⁾

0.031

-

19

8

32

12.2

20

-

11

0.6

0.15

15

-

M8(X1.25)

10

-

-

-

-

NIPA1

8

5.400

7.900

1.040

3100

KR22

0.045

-

22

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

-

-

-

NIPA1X4.5

15

4.500

5.200

0.650

8000

KR22-PP

0.043

KRE22-PP

0.047

22

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

13

10

0.5

NIPA1X4.5

15

4.500

5.200

0.650

8000

KRV22-PP

0.045

-

22

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

-

-

-

NIPA1X4.5

15

6.200

9.100

1.110

2600

KR26

0.059

-

26

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

-

-

-

NIPA1X4.5

15

5.100

6.200

0.770

8000

KR26-PP

0.057

KRE26-PP

0.062

26

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

13

10

0.5

NIPA1X4.5

15

5.100

6.200

0.770

8000

KRV26-PP

0.059

-

26

10

36

13.2

23

-

12

0.6

0.3

17.5

-

M10X1

12

5

-

-

-

NIPA1X4.5

15

7.300

11.300

1.380

2600

KR30

0.092

-

30

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

-

-

-

NIPA1X4.5

22

6.800

8.400

1.070

5500

KR30-PP

0.088

KRE30-PP

0.093

30

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

15

11

0.5

NIPA1X4.5

22

6.800

8.400

1.070

5500

KRV30-PP

0.091

-

30

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

-

-

-

NIPA1X4.5

22

9.500

14.600

1.840

2100

KR32

0.103

-

32

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

-

-

-

NIPA1X4.5

22

7.100

8.900

1.140

5500

KR32-PP

0.098

KRE32-PP

0.104

32

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

15

11

0.5

NIPA1X4.5

22

7.100

8.900

1.140

5500

KRV32-PP

0.101

-

32

12

40

15.2

25

6

14

0.6

0.6

23

3

M12X1.5

13

6

-

-

-

NIPA1X4.5

22

10.000

15.800

1.990

2100

KR35

0.173

-

35

16

52

19.6

32.5

8

18

0.8

0.6

27.6

3

M16X1.5

17

8

-

-

-

NIPA2x7.5

58

9.800

14.100

1.700

3600

KR35-PP

0.164

KRE35-PP

0.177

35

16

52

19.6

32.5

8

18

0.8

0.6

27.6

3

M16X1.5

17

8

20

14

1

NIPA2x7.5

58

9.800

14.100

1.700

3600

KRV35-PP

0.166

-

35

16

52

19.6

32.5

8

18

0.8

0.6

27.6

3

M16X1.5

17

8

-

-

-

NIPA2x7.5

58

12.800

23.000

2.900

1600

KR40

0.247

-

40

18

58

21.6

36.5

8

20

0.8

1

31.5

3

M18X1.5

19

8

-

-

-

NIPA2x7.5

87

10.900

15.500

1.850

2900

KR40-PP

0.239

KRE40-PP

0.255

40

18

58

21.6

36.5

8

20

0.8

1

31.5

3

M18X1.5

19

8

22

15

1

NIPA2x7.5

87

10.900

15.500

1.850

2900

KRV40-PP

0.247

-

40

18

58

21.6

36.5

8

20

0.8

1

31.5

3

M18X1.5

19

8

-

-

-

NIPA2x7.5

87

14.800

26.500

3.050

1400

KR47-PP

0.381

KRE47-PP

0.400

47

20

66

25.6

40.5

9

24

0.8

1

36.5

4

M20X1.5

21

10

24

18

1

NIPA2x7.5

120

15.500

25.500

3.000

2400

KRV47-PP

0.390

-

47

20

66

25.6

40.5

9

24

0.8

1

36.5

4

M20X1.5

21

10

-

-

-

NIPA2x7.5

120

20.600

42.000

5.200

1300

KR52-PP

0.454

KRE52-PP

0.473

52

20

66

25.6

40.5

9

24

0.8

1

36.5

4

M20X1.5

21

10

24

18

1

NIPA2x7.5

120

16.700

29.000

3.400

2400

KRV52-PP

0.463

-

52

20

66

25.6

40.5

9

24

0.8

1

36.5

4

M20X1.5

21

10

-

-

-

NIPA2x7.5

120

22.600

48.000

5.900

2300

KR62-PP

0.770

KRE62-PP

0.798

62

24

80

30.6

49.5

11

29

0.8

1

44

4

M24X1.5

25

14

28

22

1

NIPA3x9.5

220

26.500

48.000

6.100

1900

KRV62-PP

0.787

-

62

24

80

30.6

49.5

11

29

0.8

1

44

4

M24X1.5

25

14

-

-

-

NIPA3x9.5

220

34.000

75.000

9.800

1100

KR72-PP

1.010

KRE72-PP

1.038

72

24

80

30.6

49.5

11

29

0.8

1.1

44

4

M24X1.5

25

14

28

22

1

NIPA3x9.5

220

28.000

53.000

6.700

1900

KRV72-PP

1.027

-

72

24

80

30.6

49.5

11

29

0.8

1.1

44

4

M24X1.5

25

14

-

-

-

NIPA3x9.5

220

36.500

85.000

11.100

1100

KR80-PP

1.608

KRE80-PP

1.665

80

30

100

37

63

15

35

0.8

1.1

53

4

M30X1.5

32

14

35

29

1.5

NIPA3x9.5

450

39.000

77.000

9.900

1300

KRV80-PP

1.636

-

80

30

100

37

63

15

35

1

1.1

53

4

M30X1.5

32

14

-

-

-

NIPA3x9.5

450

49.500

117.000

15.300

850

KR90-PP

1.975

KRE90-PP

2.032

90

30

100

37

63

15

35

1

1.1

53

4

M30X1.5

32

14

35

29

1.5

NIPA3x9.5

450

41.000

83.000

10.600

1300

KRV90-PP

2.003

-

90

30

100

37

63

15

35

1

1.1

53

4

M30X1.5

32

14

NIPA3x9.5

450

52.000

129.000

16.900

850