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Bolt Type Needle Roller Bearing(CF,KR,KRV,KR.PP,NUKR)

Bolt type needle roller bearings (KR, KRV, KR.PP, NUKR etc.)
Curve roller (aka bolt bearing) KR series, KRV series, NUKR series of bolt type needle roller bearing is composed of a bolt shaft through G20CrMo HVI = 664, the effective hardening layer is refined by 1.3mm, as the roller group inner raceway of the bolt and a thick walled outer ring combination. The shoulder of the stud and the pressure on the bolt end ring outer ring guide along the two sides of the surface. When the curve roller in the flat or cam disc movement, because of the elastic deformation of the outer ring, the inner stress of the roller is increased. Therefore apply to this kind of work under the condition of the rated load, please select the curve of the roller column: (the following is a detailed description)


 

 

62

KR62

KRE62

62

24

29

1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

30500

53000

26500

47500

3800

KR62 PP

KRE62 PP

62

24

29

1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

30500

53000

26500

47500

3800

KRV 62

KRVE62

62

24

29

1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

41500

91000

34000

76000

2200

KRV 62 PP

KRVE62 PP

62

24

29

1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

41500

91000

34000

76000

2200

NUKR62

NUKRE 62

62

24

29

1

80

49.5

11

M 24X1.5

25

8

4

0.8

38

28

22

1

220

59000

79000

40500

51000

2600

72

KR72

KRE72

72

24

29

1.1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

30500

53000

28000

53000

3800

KR72 PP

KRE72 PP

72

24

29

1.1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

30500

53000

28000

53000

3800

KRV72

KRVE72

72

24

29

1.1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

41500

91000

37000

85000

2200

KRV72 PP

KRVE72 PP

72

24

29

1.1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

41500

91000

37000

85000

2200

NUKR72

NUKRE72

72

24

29

1.1

80

49.5

11

M 24X1.5

25

8

4

0.8

44

28

22

1

220

65000

93000

45000

61000

2100

80

KR80

KRE80

80

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

39500

77000

2600

KR80 PP

KRE80 PP

80

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

39500

77000

2600

KRV80

KRVE80

80

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

60000

142000

49500

120000

1700

KRV80 PP

KRVE80 PP

80

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

60000

142000

49500

120000

1700

NUKR 80

NUKRE80

80

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

47

35

29

1.5

450

95000

133000

67000

93000

1800

85

KR85

KRE85

85

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

40500

80000

2600

KR85 PP

KRE85 PP

85

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

40500

80000

2600

90

KR 90

KRE90

90

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

41500

83000

2600

KR90 PP

KRE 90 PP

90

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

45000

85000

41500

83000

2600

KRV 90

KRVE 90

90

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

60000

142000

53000

130000

1700

KRV90 PP

KRVE 90 PP

90

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

53

35

29

1.5

450

60000

142000

53000

130000

1700

NUKR90

NUKRE90

90

30

35

1.1

100

63

15

M 30X1.5

32

8

4

1

47

35

29

1.5

450

95000

133000

77000

110000

1800


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