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Small Bearings

Small Bearings

Xiamen Goldenbridge Imp. & Exp. Co.,Ltd is one of the leading China small bearings manufacturers, and is also a professional small bearings supplier and factory, we are always at your service. Small bearings : Small bearings is one kind of deep groove ball bearing, usually we call deep groove...

Product Details

Small bearings :

Small bearings is one kind of deep groove ball bearing, usually we call deep groove ball bearings as small ball bearings when the inner diameter range from 1mm to 50mm, Metric and imperial sizes miniature bearings are included. These small bearings have greatly wide range of applied fields including Skateboard, RC Car, Dental, Fishing Reel ,Yoyo, Instrument, Electric Motor, Medical and so on.

GB bearing can supply all kinds of small bearings with different material, including chrome steel, stainless steel and ceramic. Except normal small bearing, we also can manufacture miniature flanged bearing, miniature thrust bearing, we accept custom bearing according to customer requirements as well.

Usually small bearings we talk are radial deep groove ball bearings, they have the following features:

1, Seals form: open, metal shielded(zz), rubber seals(2rs).

2, Accuracy class: ABEC-1, ABEC-3, ABEC-5, ABEC-7, ABEC-9,

Bearing Specifications 60 Series

Bearing.

Bore 
 d 

 mm   in.

O.D 
    D
   mm   in.

Width
     B 
  mm   in.

Chamferr min
     mm

Load Rating

Ball Complement

Maxrunout speed

Weight
     (kg)

 

 

 

 

 

Dynamic
     Cr

Static
     Cor

No.

Size
     mm

Grease
     r/min

Oil
     r/min

 

604

4   .1575

12   .4724

4   .1575

0.2

0.97

0.36

8

1.588

43000

51000

0.002

605

5   .1969

14   .5512

5   .1969

0.2

.33

0.505

8

2

39000

46000

0.0035

606

6   .2362

17   .6693

6   .2362

0.3

1.13

0.56

8

2.381

30000

38000

0.006

607

7   .2756

19   .7480

6   .2362

0.3

2.01

1.05

7

3.50

28000

36000

0.008

608

8   .3150

22   .8661

7   .2756

0.3

2.53

1.36

7

3.969

26000

34000

0.015

609

9   .3543

24   .9449

7   .2756

0.3

2.57

1.36

7

3.969

24000

32000

0.016

6000

10   .3937

261   .0236

8   .3150

0.3

3.52

1.95

7

4.763

22000

30000

0.019

6001

12   .4724

281   .1024

8   .3150

0.3

3.93

2.23

8

4.763

19000

26000

0.021

6002

15   .5906

321   .2598

9   .3543

0.3

4.30

2.51

9

4.763

18000

24000

0.079

6003

17   .6693

351   .3780

10   .3937

0.3

4.62

2.79

10

4.763

17000

22000

0.116

6004

20   .7874

421   .6535

12   .4724

0.6

7.22

4.46

9

6.35

15000

19000

0.155

6005

25   .9843

471   .8504

12   .4724

0.6

7.74

4.96

10

6.35

14000

18000

0.079

6006

301   .1811

552   .1654

13   .5118

1.0

13.20

8.30

11

7.144

12000

15000

0.116

6007

351   .3780

622   .4409

14   .5512

1.0

16.00

10.30

11

7.938

10000

13000

0.155

6008

401   .5748

682   .6772

15   .5906

1.0

16.80

11.50

12

7.938

8000

11000

0.185

6009

451   .7717

752   .9528

16   .6299

1.0

21.00

15.10

12

8.731

7200

9000

0.231

6010

501   .9685

803   .1496

16   .6299

1.0

21.80

16.60

13

8.731

6400

7800

0.250

Bearing Specifications 62 Series

Bearing.

Bore
     d
   mm   in.

O.D
     D
   mm   in.

Width
     B
   mm   in.

Chamfer
     r min
     mm

Load Rating

Ball Complement

Maxrunout speed

Weight
     (kg)

 

 

 

 

 

Dynamic
     Cr

Static
     Cor

No.

Size
     mm

Grease
     r/min

Oil
     r/min

 

624

4   .1575

13   .5118

5   .1969

0.2

1.31

0.49

6

2.381

36000

45000

0.0032

625

5   .1969

16   .6299

6   .2362

0.3

1.76

0.68

6

3.175

32000

40000

0.0048

626

6   .2362

19   .7480

6   .2362

0.30

2.01

1.05

7

3.50

28000

36000

0.008

627

7   .2756

22   .8661

7   .2756

0.30

2.53

1.36

7

3.969

26000

34000

0.014

628

8   .3149

24   .9448

8   .3150

0.30

2.57

1.36

7

3.969

24000

32000

0.016

629

9   .3543

261   .0236

8   .3150

0.30

3.50

1.95

7

4.763

22000

30000

0.019

6200

10   .3937

301   .1811

9   .3543

0.60

3.93

2.23

8

4.763

19000

26000

0.032

6201

12   .4724

321   .2598

10   .3937

0.60

5.25

3.05

7

5.953

18000

24000

0.035

6202

15   .5906

351   .3780

11   .4331

0.30

5.88

3.49

8

5.953

17000

22000

0.045

6203

17   .6693

401   .5748

12   .4724

0.60

7.36

4.48

8

6.77

16000

20000

0.064

6204

20   .7874

471   .8504

14   .5512

1.0

9.88

6.20

8

7.938

14000

18000

0.103

6205

25   .9843

522   .047

15   .5906

1.0

10.78

6.98

9

7.938

12000

16000

0.127

6206

301   .1811

622   .44.9

16   .6299

1.0

19.50

11.30

9

9.525

10000

13000

0.199

6207

351   .3780

722   .8346

17   .6693

1.1

25.70

15.30

9

11.112

8800

10000

0.287

6208

401   .5748

803   .1496

18   .7087

1.1

29.10

17.80

9

12

7700

9200

0.367

6209

451   .7717

853   .3465

19   .7480

1.1

32.50

20.40

10

12

6800

8200

0.416

6210

501   .9685

903   .5433

20   .7874

1.1

35.00

23.20

10

12.7

6100

7300

0.462

Bearing Specificafions 63 & inch R Series

Bearing.

Bore
     d
     mm   in.

O.D
     D
     mm   in.

Width
     B
     mm   in.

Chamfer
     r min
     mm

Load Rating

Ball Complement

Maxrunout speed

Weight
     (kg)

 

 

 

 

 

Dynamic
     Cr

Static
     Cor

No.

Size
     mm

Grease
     r/min

Oil
     r/min

 

6300

10   .3937

351   .3780

11   .4331

0.60

5.88

3.47

7

6.35

18000

24000

0.0532

6301

12   .4724

371   .4566

12   .4724

1.0

7.48

4.65

6

7.938

17000

22000

0.0574

6302

15   .5906

421   .6535

13   .5118

1.0

8.80

5.43

7

7.938

16000

20000

0.0804

6303

17   .6693

471   .8504

14   .5511

1.0

10.45

6.56

7

8.731

15000

19000

0.1096

6304

20   .7874

522   .074

15   .5906

1.1

12.26

7.81

7

9.525

14000

17000

0.1417

6305

25   .9843

622   .4409

17   .6692

1.1

17.22

11.39

7

11.50

12000

14000

0.2193

6306

301   .1811

722   .8346

19   .7480

1.1

26.70

15.00

8

12

8000

10000

0.3498

6307

351   .3780

803   .1496

21   .8268

1.5

33.50

19.10

8

13.494

6800

8000

0.4542

6308

401   .5748

903   .5433

23   .9055

1.5

40.50

24.00

8

15.081

5800

7200

0.6394

6309

451   .7717

1003   .9370

25   .9843

1.5

53.00

32.00

8

17.462

5000

6200

0.8363

6310

501   .9685

1104   .3307

271   .0630

2

62.00

38.50

8

19.05

4400

5500

1.0822

Bearing
     No.

Bore

Outer Diameter

Width

Radius

Load Rating
     (KN)

Weigt
(kg)

 

d

D

B

r

 

 

 

 

 

Open

Seaked

min

Dynamic

Static

 

 

mm

inch

mm

inch

mm

inch

mm

inch

mm

inch

Cr

Cor

 

R3

4.762

.1875

12.700

.5000

3.696

.1562

4.980

.1960

0.30

.012

1.010

0.480

0.0022

R3A

4.762

.1875

12.700

.5000

4.978

.1960

4.980

.1960

0.30

.012

1.310

0.485

0.0025

R4

6.350

.2500

15.875

.6250

4.978

.1960

4.980

.1960

0.30

.012

1.136

0.558

0.005

R4A

6.350

.2500

19.050

.7500

5.556

.2188

7.144

.2821

0.40

.016

2.175

1.136

0.008

R6

9.525

.3750

22.225

.8750

5.556

.2188

7.144

.2821

0.40

.016

2.560

1.350

0.011

R8

12.700

.5000

28.575

.1.1250

6.350

.2500

7.938

.3125

0.40

.016

3.930

2.230

0.018

R10

15.875

.6250

34.925

.1.3750

7.144

.2812

8.731

.3438

0.80

.030

4.620

2.790

0.037

99502H

15.875

.6250

34.925

.1.3750

...

...

11.000

.4331

0.80

.030

4.620

2.790

0.042

Bearing Specifications 68 Series

Bearing.

Bore
     d
   mm   in.

O.D
     D
   mm   in.

Width
     B
   mm   in.

Chamfer
     r min
     mm

Load Rating

Ball Complement

Maxrunout speed

Weight
     (kg)

 

 

 

 

 

Dynamic
     Cr

Static
     Cor

No.

Size
     mm

Grease
     r/min

Oil
     r/min

 

685

5   .1969

11   .4331

5   .1969

0.15

0.715

0.282

8

1.588

35000

45000

0.0011

686

6   .2362

13   .5118

4   .1969

0.15

1.08

0.44

8

2.0

33000

42000

0.0019

687

7   .2756

14   .5512

5   .1969

0.15

1.17

0.51

9

2.0

31000

40000

0.0021

688

8   .315

16   .6299

5   .1969

0.2

1.26

0.585

9

2.381

29000

38000

0.0031

689

9   .3543

17   .6693

5   .1969

0.2

1.72

0.82

11

2

28000

36000

0.0032

6800

10   .3937

19   .7480

5   .1969

0.3

1.83

0.952

9

2.381

26000

34000

0.005

6800W7

10   .3937

19   .7480

7   .2756

0.3

1.83

0.952

9

2.381

26000

34000

0.006

6801

12   .4724

21   .8268

5   .1969

0.3

1.92

1.04

12

2.381

22000

30000

0.006

6802

15   .5906

24   .9449

5   .1969

0.3

2.08

1.26

14

2.381

20000

28000

0.007

6803

17   .6693

261   .0236

5   .1969

0.3

2.81

1.72

15

2.381

19000

26000

0.008

6804

20   .7874

321   .2598

7   .2756

0.3

4.00

2.47

13

3.5

17000

22000

0.019

6805

25   .9843

371   .4567

7   .2756

0.3

4.30

2.95

15

3.5

15000

19000

0.022

6806

301   .1811

421   .6535

7   .2756

0.3

4.70

3.65

19

3.175

13000

17000

0.026

6807

351   .3780

471   .8504

7   .2756

0.3

4.90

4.05

22

3.175

11000

15000

0.029

6808

401   .5748

522   .0472

7   .2756

0.3

5.10

4.40

22

3.175

9000

13000

0.033

6809

451   .7717

582   .2835

7   .2756

0.3

6.40

6.40

24

3.175

7000

11000

0.040

6810

501   .9685

652   .5591

7   .2756

0.3

6.60

6.60

24

3.175

5000

9000

0.052

Bearing Specifications 69 Series

Bearing.

Bore
     d
   mm   in.

O.D
     D
   mm   in.

Width
     B
   mm   in.

Chamfer
     r min
     mm

Load Rating

Ball Complement

Maxrunout speed

Weight
     (kg)

 

 

 

 

 

Dynamic
     Cr

Static
     Cor

No.

Size
     mm

Grease
     r/min

Oil
     r/min

 

693

3   .1181

8   .315

3   .1181

0.15

0.56

0.18

6

1.588

54000

63000

0.0006

W693

3   .1181

8   .315

4   .1181

0.15

0.56

0.18

6

1.588

54000

63000

0.0007

694

4   .1575

11   .4331

4   .1575

0.15

0.715

0.276

7

2

45000

52000

0.0018

695

5   .1969

13   .5118

4   .1575

0.2

1.08

0.43

8

2.0

34000

43000

0.0024

696

6   .2362

15   .5906

5   .1969

0.2

1.35

0.53

8

2.381

32000

40000

0.0038

697

7   .2756

17   .6693

5   .1969

0.3

1.61

0.715

9

2.381

30000

38000

0.0052

698

8   .315

19   .7480

6   .2362

0.3

1.99

0.865

7

3.5

28000

36000

0.0073

699

9   .3542

20   .7874

6   .2362

0.3

2.48

1.09

9

2.381

27000

34000

0.0082

6900

10   .3937

22   .8661

6   .2362

0.3

2.70

1.27

12

2.381

25000

32000

0.009

6901

12   .4724

24   .9449

6   .2362

0.3

2.89

1.46

9

3.5

20000

28000

0.011

6902

15   .5906

281   .1024

7   .2756

0.3

4.10

2.06

10

3.969

19000

26000

0.016

6903

17   .6693

301   .1811

7   .2756

0.3

4.65

2.58

11

3.969

18000

24000

0.018

6904

20   .7874

371   .4567

9   .6543

0.3

6.40

3.70

11

4.763

17000

22000

0.036

6905

25   .9843

421   .6535

9   .6543

0.3

7.05

4.55

13

4.763

14000

18000

0.042

6906

301   .1811

471   .8504

9   .6543

0.3

7.25

5.00

14

4.763

12000

16000

0.048

6907

351   .3780

552   .1652

10   .3937

0.3

11.20

7.45

13114

5.953

10000

14000

0.074

6908

401   .5748

622   .4409

12   .4724

0.3

14.60

10.20

14

6.747

8000

12000

0.110

6909

451   .7717

682   .6772

12   .4724

0.3

15.10

11.20

15

6.747

6000

10000

0.128

6910

501   .9685

722   .8346

12   .4724

0.3

15.60

12.20

 

6.747

4000

8000

0.132

small bearings applications:
 GB small bearings is widely use for different industry.
Electronic power tools
Motor
Fan
Home applicance : washing machine, vacuum cleaner; coffee maker
Sport machine : skateborad,running machine
Motorcycle

Xiamen Golden Bridge is one of the leading China small bearings manufacturers, and is also a professional supplier and factory, we are always at your service.

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