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Needle Roller Bearings With Inner Ring

We specialize in providing deep groove ball bearings, self- aligning ball bearings, self-aligning roller bearings, spherical roller bearings, taper roller bearings, industry mining equipment bearings, F-208277 NA4822 NA4824 NA4826 NA4828 NA4900 NA4901 NA4902 NA4903 NA4904 NA4905 NA4907 NA4908 NA4909 NA4910 NA4911 NA4912 NA4913 NA4914 NA4915 NA4916 NA4917 NA4918 NA4919 NA4920 NA49/22 NA4922 NA4924 NA4926 NA49/28 NA4928 NA49/32 NA6900 NA6901 NA6902 NA6903 NA6905 NA6907 NA6908 NA6909 NA6910 NA6911 NA6912 NA6913 NA6914 NA6915 NA6916 NA6917 NA6918 NA6919 NA69/22 NA69/28 NA69/32 NKI100/30 NKI10/16 NKI12/20 NKI15/16 NKI15/20 NKI17/16 NKI20/16 NKI22/16 NKI25/20 NKI25/30 NKI28/20 NKI30/20 NKI30/30 NKI32/20 NKI35/30 NKI40/20 NKI40/30 NKI42/20 NKI45/25

Classification :

PRODUCT DETAILS

Shaft 

Diameter

Bearing 

Designation

Mass 

Approx

Boundary Dimensions

Basic Load 

Rating

Limiting
Speed

Current

Original 

Code

d

Fw

D

C

Cr Dynamic

Cor Static

Oil

mm

g

mm

N

rpm

25

F-208277

F-208277

0

25

32

47

22

0

0

0

110

NA4822

0

1080

110

120

140

30

94000

216000

3900

120

NA4824

0

1170

120

130

150

30

99000

239000

3600

130

NA4826

0

1810

130

145

165

35

118000

310000

3200

140

NA4828

0

1920

140

155

175

35

120000

325000

3000

10

NA4900

4524900

21

10

14

22

13

8006

9000

23700

12

NA4901

4524901

25.1

12

16

24

13

5047

6352

20000

15

NA4902

4524902

32

15

20

28

13

6447

9053

18800

17

NA4903

4544903

32.8

17

22

30

13

7010

10010

17000

20

NA4904

4524904

70.2

20

25

37

17

11912

16594

16200

25

NA4905

4524905

76

25

30

42

17

13452

20475

13832

35

NA4907

4524907

151

35

42

55

20

19800

41500

11134

40

NA4908

4544908

123

40

48

62

22

31036

63873

8567

45

NA4909

4544909

260

45

50

68

22

37000

96500

8052

50

NA4910

4544910

264

50

58

72

22

41000

72000

7526

55

NA4911

4544911

386

55

63

80

25

50600

96580

7156

60

NA4912

4544912

412

60

68

85

25

52800

110500

6022

65

NA4913

4544913

435

65

72

90

25

57500

110500

6022

70

NA4914

4544914

712

70

80

100

30

79000

154000

5111

75

NA4915

4544915

765

75

85

105

30

82000

158000

5111

80

NA4916

4544916

870

80

90

110

30

81000

170500

5111

85

NA4917

4544917

1250

85

100

120

35

111000

237000

4600

90

NA4918

4544918

1312

90

105

125

35

114000

250000

4400

95

NA4919

4544919

1371

95

110

130

35

116000

260000

4200

100

NA4920

4544920

1900

100

115

140

40

120000

274000

4000

22

NA49/22

0

76

22

28

39

17

12996

19175

14360

110

NA4922

4544922

2070

110

125

150

40

132000

290000

3700

120

NA4924

4544924

2860

120

135

165

45

181000

890000

3400

130

NA4926

4544926

3900

130

150

180

50

223000

470000

3100

28

NA49/28

45449/28

90.7

28

32

45

17

13900

20100

13832

140

NA4928

4544928

4150

140

160

190

50

209000

500000

2900

32

NA49/32

45449/32

150

32

40

52

20

19000

32600

11134

10

NA6900

6534900

38.4

10

14

22

22

8281

11612

23700

12

NA6901

6534901

44.5

12

16

24

22

11647

17052

20000

15

NA6902

6534902

61.6

15

20

28

23

13100

20900

18800

17

NA6903

6534903

68.2

17

22

30

23

14400

24900

17000

25

NA6905

6534905

138

25

30

42

30

19300

31750

13832

35

NA6907

6534907

301

35

42

55

36

26000

60500

11134

40

NA6908

6534908

401

40

48

62

40

64000

112000

8567

45

NA6909

6534909

479

45

50

68

40

61500

123500

8052

50

NA6910

6534910

457

50

58

72

40

68000

135000

7526

55

NA6911

6534911

760

55

63

80

45

82560

172000

7156

60

NA6912

6534912

798

60

68

85

45

88500

186000

6022

65

NA6913

6534913

821

65

72

90

45

87600

194500

6022

70

NA6914

6534914

1326

70

80

100

54

121000

263000

5111

75

NA6915

6534915

1429

75

85

105

54

128000

272000

5111

80

NA6916

6534916

1510

80

90

110

54

130500

280600

5000

85

NA6917

6534917

2200

85

100

120

63

166000

40000

4600

90

NA6918

6534918

2310

90

105

125

63

172000

425000

4400

95

NA6919

6534919

2500

95

110

130

63

174000

440000

4200

22

NA69/22

0

130

22

28

39

30

21375

35750

14360

28

NA69/28

0

170

28

32

45

30

22400

36850

13832

32

NA69/32

66349/32

272

32

40

52

36

25500

68500

11134

100

NKI100/30

0

0

100

110

130

30

0

0

0

10

NKI10/16

0

27.3

10

14

22

16

9808

10500

19650

12

NKI12/20

0

39

12

16

24

20

14000

18400

21000

15

NKI15/16

0

38

15

19

27

16

8847

12853

19100

15

NKI15/20

0

45.7

15

19

27

20

12347

19053

19100

17

NKI17/16

0

41.4

17

21

29

16

13000

18200

20000

20

NKI20/16

0

48.5

20

24

32

16

10800

17000

16700

22

NKI22/16

0

50

22

25

34

16

8721

15340

16200

25

NKI25/20

0

0

25

29

38

20

0

0

0

25

NKI25/30

0

115

25

29

38

30

31500

56000

14000

28

NKI28/20

0

0

28

32

42

20

0

0

0

30

NKI30/20

0

0

30

35

45

20

0

0

0

30

NKI30/30

0

0

30

35

45

30

0

0

0

32

NKI32/20

0

0

32

37

47

20

0

0

0

35

NKI35/30

0

165

35

40

50

30

22200

51350

11134

40

NKI40/20

0

124

40

45

55

20

22000

48000

10127

40

NKI40/30

0

184

40

45

55

30

35000

86000

10127

42

NKI42/20

0

138

42

47

57

20

26000

52500

9500

45

NKI45/25

0

218

45

50

62

25

36000

70000

8567

FACTORY WORKSHOP

Welcome to Shandong Ruihe Bearing Manufacturing Co., Ltd., your trusted partner for high-quality bearings. With over twenty years of experience in the industry, we are a leading bearing manufacturer with a strong reputation for excellence.

CUSTOMER VISIT

As a professional bearing manufacturer, we offer a wide range of bearing products to meet the diverse needs of our customers. Our products are designed and manufactured to the highest quality standards to ensure reliability and durability. Whether you are looking for standard bearings or custom solutions, we have the expertise and capabilities to meet your requirements.

APPLICATION AREAS

It is mainly used to support the rotating body, reduce friction during movement, and ensure the rotation accuracy of the machine. They are widely used in many fields, machinery manufacturing, automobile industry, electric power industry, aerospace industry, railway transportation. Such as train wheel bearings and train wheel bearings, etc., play an important role in the operation of trains.

PACKING AND SHIPPING

If you are looking for a reliable and professional bearing manufacturer with over twenty years of experience, look no further than Shandong Ruihe Bearing Manufacturing Co., Ltd. Contact us today to learn more about our products and services, and discover how we can help you meet your bearing needs with excellence and precision.

FAQ

"Looking for Reliable Suppliers? We've Got You Covered!"

Q: How is the product packaged?

A: Standard export seaworthy packing with waterproof paper inside and iron outside, secured by fumigated wooden pallets. It can effectively protect products from corrosion and various climate changes during Marine transportation.

Q: Is there quality inspection before loading?

A: Of course, all our products go through strict quality inspection before packing. Those that fail will be destroyed. Customers can also entrust a third party to inspect the products before loading.

Q: What are the loading ports?

A: In general, we ship the goods from Shanghai, Tianjin, Qingdao and Ningbo ports. You can designate other ports according to your needs.

Q:Can you deliver the goods on time?

A: Yes, we guarantee the best quality products and punctual delivery. Integrity is the tenet of our company.

Q: Can we take some samples? Any fees?

A: Yes, we can provide samples free of charge, but we don't pay for shipping. If you place an order after confirming the sample, we will refund your delivery fee or deduct it from the order amount.

Q: Can I visit your factory?

A: Of course. We welcome customers from all over the world to visit our factory.

Q: Are you a trading company or a manufacturer?

A: We are a professional bearing production company, but also a very professional bearing trading company

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