KOYO Bearing

HK4520 KOYO Needle Roller Bearing

KOYO BEARING

NEEDLE ROLLER BEARINGS

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KOYO BEAIRNG

Shaft

Dia.

 

Fw

 

D

C 

C3 min.

 

rs min.

Bearing DesignationLoad RatingsFatigue

Load Limit

Cu

Speed RatingsApprox. Wt.Mounting DimensionsInspection gageMounting

inner ring

(pages B-2-28

to B-2-37)

+0   +0.000 -0.3  -0.012DynamicStaticShaft(h5)Housing(N6)
Open EndsClosed  One EndCC0GreaseOilMax.Min.Max.Min.
mm

in

mm

in

mm

in

mm

in

mm

in

mm

in

  kN

lbf

kNmin-1kg

lbs

mm

in

mm

in

mm

in

mm

in

  
45

1.7717

45

1.7717

52

2.0472

16

0.630

1

0.039

HK451619.8

4450

38.5

8660

5.95460070000.048

0.106

45.000

1.7717

44.989

1.7712

51.986

2.0467

51.967

2.0459

Table B2-2JR40x45x17
 45

1.7717

52

2.0472

20

0.787

17.3

0.681

1

0.039

BK452027.2

6110

58.2

13100

8.80460070000.079

0.174

45.000

1.7717

44.989

1.7712

51.986

2.0467

51.967

2.0459

Table B2-2JR40x45x20,5
 45

1.7717

52

2.0472

20

0.787

1

0.039

HK452027.2

6110

58.2

13100

8.80460070000.059

0.130

45.000

1.7717

44.989

1.7712

51.986

2.0467

51.967

2.0459

Table B2-2JR40x45x20,5
50

1.9685

50

1.9685

58

2.2835

12

0.472

1

0.039

HK501217.0

3820

28.7

6450

4.40410063000.045

0.099

50.000

1.9685

49.989

1.9681

57.986

2.2829

57.967

2.2822

Table B2-2 
 50

1.9685

58

2.2835

20

0.787

1

0.039

HK502030.9

6950

62.2

14000

8.80410063000.072

0.159

50.000

1.9685

49.989

1.9681

57.986

2.2829

57.967

2.2822

Table B2-2JR45x50x20
 50

1.9685

58

2.2835

25

0.984

1

0.039

HK502535.5

7980

74.1

16700

11.7410063000.092

0.203

50.000

1.9685

49.989

1.9681

57.986

2.2829

57.967

2.2822

Table B2-2JR45x50x25,5
55

2.1654

55

2.1654

63

2.4803

20

0.787

1

0.039

HK552031.0

6970

64.4

14480

10.0370057000.079

0.174

55.000

2.1654

54.987

2.1648

62.986

2.4798

62.967

2.4790

Table B2-2 
60

2.3622

60

2.3622

68

2.6772

12

0.472

1

0.039

HK601218.6

6110

34.4

13100

5.25340052000.060

0.132

60.000

2.3622

59.987

2.3617

67.986

2.6766

67.967

2.6759

Table B2-2 
 60

2.3622

68

2.6772

20

0.787

1

0.039

HK602035.6

8000

79.5

17870

10.9340052000.090

0.198

60.000

2.3622

59.987

2.3617

67.986

2.6766

67.967

2.6759

Table B2-2

CMTG BEARING CO.,LIMITED.  has been engaged in bearing industry for many years, we provide a wide selections of brands, including FAG bearingSKF bearing,NSK bearing,Nachi bearing, TIMKEN bearing, THK Linear Guide and Linear Block …ect.

Bearing typies including standard bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings,spherical plain bearings, high temperature,super-precision bearings, as well as some rare types customized to your need.

Contact us if any bearing in demand . we will check and revert ASAP.

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