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Spherical roller bearing

Spherical roller bearings have two rows of rollers that are mainly used for withstanding radial loads and also axial loads in either direction. Self-aligning roller bearings have high radial load capacity, especially suitable for heavy load or vibration load, but can not withstand the axial load. Spherical roller thrust bearings have good self-aligning properties and can compensate for the coaxiality error. 

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Main structural form of Spherical roller bearing:

I. Cylindrical hole spherical roller bearing

Cylindrical hole spherical roller bearing has four types: 20000 C, 20000 Cc, 20000 CACM, 20000TN1.

20000C type bearing adopts symmetric spherical roller and steel plate stamping cage. The inner ring has no fixed ribs, and the roller is lengthened. The  bearing capacity is large, and the retaining ring is guided by the inner ring during the movement, so the self-aligning performance is good.

20000CC bearing is an improved version of the 20000 c-type bearing. The friction between the bearing roller and the raceway is reduced and the load  capacity is improved. 

20000 CACM type bearing adopts symmetric spherical roller and solid cage, with fixed small rib and movable intermediate retaining ring for inner ring. The main parameters 

and rated load of this type of bearing are the same as 20000CC bearing. 20000TN1 type bearing uses symmetrical spherical roller and nylon shaped cage. The inner ring has 

no fixed ribs and movable intermediate retaining ring. The cage is guided by rollers.

The 20,000 Cc, 20,000 CACM and 20000TN1 bearings are the structural forms that have been developed and optimized in recent years, and should be selected as the priority.

II. Tapered bore spherical roller bearing

For bearings with inner hole taper of 1:12, the rear code is indicated by K; For bearings with inner hole taper 1:30, the rear code is indicated by K30. When such bearings are matched with the conical shaft diameter, the radial clearance of the bearing can be adjusted by the inner ring moving along the axial  direction.

III. Spherical roller bearing mounted on a adapter sleeve

The tapered roller spherical roller bearings with the rear code K and K30 are mounted on the matching adapter sleeves, and then they will be the bearings with rear code K+H 

and K30+H . This type of bearing can be mounted on an optical axis without shoulder and is suitable for applications where the bearing needs to be removed and removed 

frequently. For bearings with lubricating oil groove and three lubricating oil holes on the outer ring of the above  bearings, the rear code is W33.

Dimension(mm)

Basic Load Rating(KN)

Bearing Designation

Limiting Speed(rpm)

Mounting Dimension(mm)

Mass(kg)

d

D

B

rsmin

Cr

Cor

Cylindrical Bore

Tapered Bore

Grease

Oil

da(min)

Da(max)

ra(max)

20

52

15

1.1

31.7

32.1

21304CA

21304CAK

6000

7500

27

45

1

0.175

20

52

15

1.1

35.8

35.2

21304CTN1

21304KCTN1

6000

7500

27

45

1

0.161

25

62

17

1.1

42.7

45.5

21305CA

21305CAK

5300

6700

32

55

1

0.277

25

62

17

1.1

45.5

45.8

21305CTN1

21305KCTN1

5300

6700

32

55

1

0.258

30

72

19

1.1

57.5

63.9

21306CA

21306CAK

4500

6000

37

65

1

0.412

30

72

19

1.1

63.8

65.4

21306CTN1

21306KCTN1

4500

6000

37

65

1

0.391

35

80

21

1.5

65.4

75.4

21307CA

21307CAK

4000

5300

44

71

1.5

0.542

35

80

21

1.5

74.4

77.7

21307CTN1

21307KCTN1

4000

5300

44

71

1.5

0.507

40

90

23

1.5

88.8

99

21308CA

21308CAK

3600

4500

49

81

1.5

0.75

40

90

23

1.5

88.8

99

21308CC

21308CCK

3600

4500

49

81

1.5

0.743

45

90

23

1.5

93.9

102

21308CTN1

21308KCTN1

3600

4500

49

81

1.5

0.717

45

100

25

1.5

105.7

118.4

21309CA

21309CAK

3200

4000

54

91

1.5

1.02

45

100

25

1.5

105.7

118.4

21309CC

21309CCK

3200

4000

54

91

1.5

1

45

100

25

1.5

111.2

123.6

21309CTN1

21309KCTN1

3200

4000

54

91

1.5

0.949

50

110

27

2

123.6

144.2

21310CA

21310CAK

2800

3800

60

100

2

1.3

50

110

27

2

128.7

144.2

21310CC

21310CCK

2800

3800

60

100

2

1.3

50

110

27

2

128.7

144.2

21310CTN1

21310KCTN1

2800

3800

60

100

2

1.22

55

120

29

2

146.3

175.1

21311CA

21311CAK

2600

3400

65

110

2

1.65

55

120

29

2

146.3

175.1

21311CC

21311CCK

2600

3400

65

110

2

1.65

55

120

29

2

149.3

170

21311CTN1

21311KCTN1

2600

3400

65

110

2

1.57

60

130

31

2.1

166.9

200.9

21312CA

21312CAK

2400

3200

72

118

2.1

2.08

60

130

31

2.1

166.9

200.9

21312CC

21312CCK

2400

3200

72

118

2.1

2.08

60

130

31

2.1

175.1

200.9

21312CTN1

21312KCTN1

2400

3200

72

118

2.1

1.96

65

140

33

2.1

187.5

234.8

21313CA

21313CAK

2200

3000

77

128

2.1

2.57

65

140

33

2.1

187.5

234.8

21313CC

21313CCK

2200

3000

77

128

2.1

2.57

65

140

33

2.1

198

235

21313CTN1

21313KCTN1

2200

3000

77

128

2.1

2.45

70

150

35

2.1

218.4

276

21314CA

21314CAK

2000

2800

82

138

2.1

3.11

70

150

35

2.1

218.4

276

21314CC

21314CCK

2000

2800

82

138

2.1

3.11

70

150

35

2.1

220

265

21314CTN1

21314KCTN1

2000

2800

82

138

2.1

2.97

75

160

37

2.1

245.1

311.1

21315CA

21315CAK

1900

2600

87

148

2.1

3.76

75

160

37

2.1

245.1

311.1

21315CC

21315CCK

1900

2600

87

148

2.1

3.76

75

160

37

2.1

245.1

311.1

21315CTN1

21315KCTN1

1900

2600

87

148

2.1

3.63

80

170

39

2.1

267.8

358.6

21316CA

21316CAK

1800

2400

92

158

2.1

4.47

80

170

39

2.1

267.8

358.6

21316CC

21316CCK

1800

2400

92

158

2.1

4.47

80

170

39

2.1

280

350

21316CTN1

21316KCTN1

1800

2400

92

158

2.1

4.33

85

180

41

3

306.9

396.6

21317CA

21317CAK

1700

2200

99

166

2.5

5.23

85

180

41

3

306.9

396.6

21317CC

21317CCK

1700

2200

99

166

2.5

5.23

85

180

41

3

310

390

21317CTN1

21317KCTN1

1700

2200

99

166

2.5

5.07

90

190

43

3

329.6

432.6

21318CA

21318CAK

1600

2200

104

176

2.5

6.17

90

190

43

3

329.6

432.6

21318CC

21318CCK

1600

2200

104

176

2.5

6.17

90

190

43

3

330

420

21318CTN1

21318KCTN1

1600

2200

104

176

2.5

5.88

95

200

45

3

365.7

499.6

21319CA

21319CAK

1700

2200

109

186

2.5

7.15

95

200

45

3

365.7

499.6

21319CC

21319CCK

1700

2200

109

186

2.5

7.15

95

200

45

3

365

499

21319CTN1

21319KCTN1

1700

2200

109

186

2.5

6.9

100

215

47

3

396.6

545.9

21320CA

21320CAK

1600

2000

114

201

2.5

8.81

100

215

47

3

396.6

545.9

21320CC

21320CCK

1600

2000

114

201

2.5

8.81

100

215

47

3

425

575

21320CTN1

21320KCTN1

1600

2000

114

201

2.5

8.63

105

225

49

3

420

575

21321CA

21321CAK

1500

1900

119

211

2.5

10

105

225

49

3

420

575

21321CC

21321CCK

1500

1900

119

211

2.5

10

110

240

50

3

460

635

21322CA

21322CAK

1400

1800

124

226

2.5

11.8

110

240

50

3

474

654

21322CC

21322CCK

1400

1800

124

226

2.5

11.8

25

52

18

1

40

42

22205CA

22205CAK

8000

10000

30

46

1

0.177

25

52

18

1

40

42

22205CC

22205CCK

8000

10000

30

46

1

0.177

25

52

18

1

42.2

45

22205CTN1

22205KCTN1

8000

10000

30

46

1

0.178

30

62

20

1

53.4

58.5

22206CA

22206CAK

6300

8000

36

56

1

0.3

30

62

20

1

53.4

58.5

22206CC

22206CCK

6700

8500

36

56

1

0.283

30

62

20

1

58.5

61.3

22206CTN1

22206KCTN1

6700

8500

36

56

1

0.271

30

62

20

1

34.5

39.3

22206MB

22206MBK

5300

6700

36

56

1

0.29

35

72

23

1.1

68.5

78.8

22207CA

22207CAK

5300

6700

42

65

1

0.45

35

72

23

1.1

70.5

81.4

22207CC

22207CCK

5600

7000

42

65

1

0.437

35

72

23

1.1

78.5

87

22207CTN1

22207KCTN1

5600

7000

42

65

1

0.428

35

72

23

1.1

46.6

61.3

22207MB

22207MBK

4800

6000

42

65

1

0.43

40

80

23

1.1

80.9

93.5

22208CA

22208CAK

5000

6000

47

73

1

0.54

40

80

23

1.1

80.9

93.5

22208CC

22208CCK

5000

6300

47

73

1

0.524

40

80

23

1.1

95.3

103

22208CTN1

22208KCTN1

5000

6300

47

73

1

0.524

40

80

23

1.1

51.3

70.6

22208MB

22208MBK

4500

5600

47

73

1

0.55

45

85

23

1.1

84.5

100.4

22209CA

22209CAK

4500

5600

52

78

1

0.58

45

85

23

1.1

82.9

98

22209CC

22209CCK

4500

6000

52

78

1

0.571

45

85

23

1.1

97.1

105.1

22209CTN1

22209KCTN1

4500

6000

52

78

1

0.555

45

85

23

1.1

53.8

75.4

22209MB

22209MBK

4000

5000

52

78

1

0.59

50

90

23

1.1

87

108.1

22210CA

22210CAK

4000

5000

57

83

1

0.62

50

90

23

1.1

86.3

105.1

22210CC

22210CCK

4300

5300

57

83

1

0.614

50

90

23

1.1

99.4

113.3

22210CTN1

22210KCTN1

4300

5300

57

83

1

0.596

50

90

23

1.1

53.8

75.4

22210MB

22210MBK

3800

4800

57

83

1

0.87

55

100

25

1.5

105.1

128.8

22211CA

22211CAK

3600

4500

64

91

1.5

0.84

55

100

25

1.5

105.1

128.8

22211CC

22211CCK

3800

5000

64

91

1.5

0.847

55

100

25

1.5

121.5

144.2

22211CTN1

22211KCTN1

3800

5000

64

91

1.5

0.823

55

100

25

1.5

61.8

89.8

22211MB

22211MBK

3400

4300

64

91

1.5

0.86

60

110

28

1.5

125.7

159.7

22212CA

22212CAK

3200

4000

69

101

1.5

1.2

60

110

28

1.5

125.7

159.7

22212CC

22212CCK

3600

4500

69

101

1.5

1.15

60

110

28

1.5

154.5

190.5

22212CTN1

22212KCTN1

3600

4500

69

101

1.5

1.14

60

110

28

1.5

84.3

125.7

22212MB

22212MBK

3200

4000

69

101

1.5

1.22

65

120

31

1.5

154.5

200.8

22213CA

22213CAK

2800

3600

74

111

1.5

1.6

65

120

31

1.5

154.5

200.8

22213CC

22213CCK

3200

4000

74

111

1.5

1.54

65

120

31

1.5

172

212

22213CTN1

22213KCTN1

3200

4000

74

111

1.5

1.53

65

120

31

1.5

91.2

131.8

22213MB

22213MBK

2800

3600

74

111

1.5

1.63

70

125

31

1.5

162.7

211.2

22214CA

22214CAK

2600

3400

79

116

1.5

1.7

70

125

31

1.5

154.5

200.8

22214CC

22214CCK

3000

3800

79

116

1.5

1.6

70

125

31

1.5

180

225

22214CTN1

22214KCTN1

3000

3800

79

116

1.5

1.6

70

125

31

1.5

97.9

146.3

22214MB

22214MBK

2600

3400

79

116

1.5

1.66

75

130

31

1.5

166.9

221.5

22215CA

22215CAK

2400

3200

84

121

1.5

1.8

75

130

31

1.5

166.9

221.5

22215CC

22215CCK

3000

3800

84

121

1.5

1.69

75

130

31

1.5

180

232

22215CTN1

22215KCTN1

3000

3800

84

121

1.5

1.67

75

130

31

1.5

97.85

146.3

22215MB

22215MBK

2400

3200

84

121

1.5

1.75

80

140

33

2

180.3

245.1

22216CA

22216CAK

2200

3000

90

130

2

2.2

80

140

33

2

180.3

242.1

22216CC

22216CCK

2800

3400

90

130

2

2.13

80

140

33

2

212

275

22216CTN1

22216KCTN1

2800

3400

90

130

2

2.09

80

140

33

2

118.5

185.4

22216MB

22216MBK

2200

3000

90

130

2

2.2

85

150

36

2

216.3

286.3

22217CA

22217CAK

2000

2800

95

140

2

2.7

85

150

36

2

218.4

290.5

22217CC

22217CCK

2600

3200

95

140

2

2.67

85

150

36

2

262

340

22217CTN1

22217KCTN1

2600

3200

95

140

2

2.64

85

150

36

2

149.4

234.8

22217MB

22217MBK

2000

2800

95

140

2

2.8

90

160

40

2

247.2

331.7

22218CA

22218CAK

1900

2600

100

150

2

3.28

90

160

40

2

257.5

348.1

22218CC

22218CCK

2400

3000

100

150

2

3.38

90

160

40

2

280

378

22218CTN1

22218KCTN1

2400

3000

100

150

2

3.35

90

160

40

2

173

280.2

22218MB

22218MBK

1900

2600

100

150

2

4

95

170

43

2.1

286.3

391.4

22219CA

22219CAK

1900

2600

107

158

2.1

4.1

95

170

43

2.1

290.5

401.7

22219CC

22219CCK

2200

2800

107

158

2.1

4.2

95

170

43

2.1

310

420

22219CTN1

22219KCTN1

2200

2800

107

158

2.1

4.1

95

170

43

2.1

218.4

331.7

22219MB

22219MBK

1800

2400

107

158

2.1

4.2

95

180

46

2.1

325

448

22220-95

22220-95K

2200

2600

112

168

2.1

5.21

100

180

46

2.1

319.3

437.8

22220CA

22220CAK

1800

2400

112

168

2.1

5

100

180

46

2.1

324.5

448.1

22220CC

22220CCK

2200

2600

112

168

2.1

5.01

100

180

46

2.1

368

492

22220CTN1

22220KCTN1

2200

2600

112

168

2.1

4.97

100

180

46

2.1

228.7

368.7

22220MB

22220MBK

1700

2200

112

168

2.1

5

110

200

53

2.1

417

592

22222CA

22222CAK

1700

2200

122

188

2.1

7.2

110

200

53

2.1

422

606

22222CC

22222CCK

1900

2400

122

188

2.1

7.32

110

200

53

2.1

297

479

22222MB

22222MBK

1500

1900

122

188

2.1

7.4

120

215

58

2.1

484

698

22224CA

22224CAK

1600

2000

132

203

2.1

9

120

215

58

2.1

494

711

22224CC

22224CCK

1700

2200

132

203

2.1

9.1

120

215

58

2.1

352

582

22224MB

22224MBK

1300

1700

132

203

2.1

9.2

130

230

64

3

567

834

22226CA

22226CAK

1400

1800

144

216

2.5

11.2

130

230

64

3

579

857

22226CC

22226CCK

1600

2000

144

216

2.5

11.2

130

230

64

3

420

729

22226MB

22226MBK

1200

1600

144

216

2.5

11.2

140

250

68

3

647

958

22228CA

22228CAK

1300

1700

154

236

2.5

14.5

140

250

68

3

659

984

22228CC

22228CCK

1400

1700

154

236

2.5

14.2

140

250

68

3

492

829

22228MB

22228MBK

1000

1400

154

236

2.5

14.5

150

270

73

3

760

1130

22230CA

22230CAK

1200

1600

164

256

2.5

18.6

150

270

73

3

772

1164

22230CC

22230CCK

1300

1600

164

256

2.5

18

150

270

73

3

523

900

22230MB

22230MBK

950

1300

164

256

2.5

18.5

 

Dimension(mm)

Basic Load Rating(KN)

Bearing Designation

Limiting Speed(rpm)

Mounting Dimension(mm)

Mass(kg)

d

D

B

rsmin

Cr

Cor

Cylindrical Bore

Tapered Bore

Grease

Oil

da(min)

Da(max)

ra(max)

160

290

80

3

850

1280

22232CA

22232CAK

1000

1400

174

276

2.5

23.1

160

290

80

3

660

1170

22232MB

22232MBK

900

1200

174

276

2.5

22.2

170

310

86

4

975

1500

22234CA

22234CAK

950

1200

188

292

3

29

170

310

86

4

740

1330

22234MB

22234MBK

850

1100

188

292

3

29

180

320

86

4

1010

1590

22236CA

22236CAK

900

1100

198

302

3

30

180

320

86

4

1040

1630

22236CA

22236CAK

1100

1300

198

302

3

29.4

180

320

86

4

757

1410

22236MB

22236MBK

800

1000

198

302

3

30

190

340

92

4

842

1555

22238MB

22238MBK

750

950

208

322

3

35.3

200

360

98

4

947

1790

22240MB

22240MBK

700

900

218

342

3

47.7

220

400

108

4

1200

2280

22244MB

22244MBK

630

800

238

382

3

61.5

280

500

130

5

1740

3480

22256CA

22256CAK

500

630

302

478

4

112.3

300

540

140

5

1895

3550

22260CA

22260CAK

450

560

322

518

4

134

320

580

150

5

2500

4560

22264CA

22264CAK

680

860

342

558

4

175

45

90

33

1.5

123.6

142.1

22308CA

22308CAK

4300

5300

49

81

1.5

1

45

90

33

1.5

123.6

142.1

22308CC

22308CCK

4500

6000

49

81

1.5

1.02

45

90

33

1.5

133.9

152.4

22308CTN1

22308KCTN1

4500

6000

48

81

1.5

1.02

45

90

33

1.5

75.7

93.2

22308MB

22308MBK

4000

5000

49

81

1.5

1.03

45

100

36

1.5

146.3

175.1

22309CA

22309CAK

3800

4800

54

91

1.5

1.38

45

100

36

1.5

146.3

175.1

22309CC

22309CCK

4000

5300

54

91

1.5

1.37

45

100

36

1.5

164.8

190.5

22309CTN1

22309KCTN1

4000

5300

54

91

1.5

1.39

45

100

36

1.5

111.2

144.2

22309MB

22309MBK

3600

4500

54

91

1.5

1.4

50

110

40

2

180.3

216.3

22310CA

22310CAK

3400

4300

60

100

2

1.85

50

110

40

2

180.3

216.3

22310CC

22310CCK

3800

4800

60

100

2

1.79

50

110

40

2

197.7

234.8

22310CTN1

22310KCTN1

3800

4800

60

100

2

1.84

50

110

40

2

131.8

175.1

22310MB

22310MBK

3400

4300

60

100

2

1.9

55

120

43

2

214.2

257.5

22311CA

22311CAK

3000

3800

65

110

2

2.35

55

120

43

2

216.3

259.6

22311CC

22311CCK

3400

4300

65

110

2

2.31

55

120

43

2

231.7

272.9

22311CTN1

22311KCTN1

3400

4300

65

110

2

2.32

55

120

43

2

159.6

203.9

22311MB

22311MBK

3000

3800

65

110

2

2.4

60

130

46

2.1

245.1

293.6

22312CA

22312CAK

2800

3600

72

118

2.1

2.95

60

130

46

2.1

249.3

300.8

22312CC

22312CCK

3200

4000

72

118

2.1

2.88

60

130

46

2.1

262

312

22312CTN1

22312KCTN1

3200

4000

72

118

2.1

2.96

60

130

46

2.1

173

231.8

22312MB

22312MBK

2800

3600

72

118

2.1

3

65

140

48

2.1

267.8

324.4

22313CA

22313CAK

2400

3200

77

128

2.1

3.55

65

140

48

2.1

372.9

329.6

22313CC

22313CCK

3000

3800

77

128

2.1

3.47

65

140

48

2.1

295

355

22313CTN1

22313KCTN1

3000

3800

77

128

2.1

3.57

65

140

48

2.1

193.6

259.6

22313MB

22313MBK

2400

3200

77

128

2.1

3.6

70

150

51

2.1

300.8

372.9

22314CA

22314CAK

2200

3000

82

138

2.1

4.4

70

150

51

2.1

321.4

406.9

22314CC

22314CCK

2800

3400

82

138

2.1

4.34

70

150

51

2.1

332

405

22314CTN1

22314KCTN1

2800

3400

82

138

2.1

4.35

70

150

51

2.1

236.9

324.5

22314MB

22314MBK

2200

3000

82

138

2.1

4.4

75

160

55

2.1

352.3

451.1

22315CA

22315CA

2000

2800

87

148

2.1

5.25

75

160

55

2.1

358.4

461.4

22315CC

22315CC

2600

3200

87

148

2.1

5.28

75

160

55

2.1

380

470

22315CTN1

22315CTN1

2600

3200

87

148

2.1

5.33

75

160

55

2.1

269.9

399.6

22315MB

22315MBK

2000

2800

87

148

2.1

5.4

80

170

58

2.1

396.6

512.9

22316CA

22316CAK

1900

2600

92

158

2.1

6.39

80

170

58

2.1

403.8

523.2

22316CC

22316CCK

2400

3000

92

158

2.1

6.32

80

170

58

2.1

412

515

22316CTN1

22316KCTN1

2400

3000

92

158

2.1

6.27

80

170

58

2.1

296.6

417.2

22316MB

22316MBK

1900

2600

92

158

2.1

6.4

85

180

60

3

432.6

556.2

22317CA

22317CAK

1800

2400

99

166

2.5

7.25

85

180

60

3

442.9

571.7

22317CC

22317CCK

2200

2800

99

166

2.5

7.27

85

180

60

3

460

572

22317CTN1

22317KCTN1

2200

2800

99

166

2.5

7.27

85

180

60

3

317.2

453.2

22317MB

22317MBK

1800

2400

99

166

2.5

7.4

90

190

64

3

489.3

640.7

22318CA

22318CAK

1800

2400

104

176

2.5

8.6

90

190

64

3

496.5

659.2

22318CC

22318CCK

2200

2600

104

176

2.5

8.63

90

190

64

3

518

660

22318CTN1

22318KCTN1

2200

2600

104

176

2.5

8.72

90

190

64

3

375.9

558.3

22318MB

22318MBK

1700

2200

104

176

2.5

8.8

95

200

67

3

535.6

708.6

22319CA

22319CAK

1700

2200

109

186

2.5

10.1

95

200

67

3

545.9

726.2

22319CC

22319CCK

2000

2600

109

186

2.5

9.97

95

200

67

3

568

728

22319CTN1

22319KCTN1

2000

2600

109

186

2.5

10.1

95

200

67

3

396.6

587.1

22319MB

22319MBK

1600

2000

109

186

2.5

10.3

100

215

73

3

626.2

839.5

22320CA

22320CA

1400

1800

114

201

2.5

13.4

100

215

73

3

636.5

856.9

22320CC

22320CC

1900

2400

114

201

2.5

12.8

100

215

73

3

658

855

22320CTN1

22320CTN1

1900

2400

114

201

2.5

13

100

215

73

3

463.5

688

22320MB

22320MBK

1400

1800

114

201

2.5

13

110

240

80

3

716

963

22322CA

22322CAK

1500

1900

124

226

2.5

18

110

240

80

3

736

997

22322CC

22322CCK

1700

2200

124

226

2.5

17.5

110

240

80

3

561

857

22322MB

22322MBK

1200

1600

124

226

2.5

18.1

120

260

86

3

847

1154

22324CA

22324CAK

1300

1700

134

246

2.5

22

120

260

86

3

870

1195

22324CC

22324CCK

1500

1900

134

246

2.5

22.2

120

260

86

3

664

1022

22324MB

22324MBK

1100

1500

134

246

2.5

22

130

280

93

4

970

1340

22326CA

22326CAK

1200

1600

148

262

3

28.5

130

280

93

4

994

1380

22326CC

22326CCK

1400

1800

148

262

3

27.5

130

280

93

4

744

1170

22326MB

22326MBK

950

1300

148

262

3

29

140

300

102

4

1140

1620

22328CA

22328CAK

1100

1500

158

282

3

34.5

140

300

102

4

1164

1660

22328CC

22328CCK

1300

1700

158

282

3

34.6

140

300

102

4

850

1380

22328MB

22328MBK

900

1200

158

282

3

36

150

320

108

4

1270

1850

22330CA

22330CAK

1100

1400

168

302

3

42.5

150

320

108

4

1050

1790

22330MB

22330MBK

850

1100

168

302

3

43

160

340

114

4

1070

1820

22332MB

22332MBK

800

1000

178

322

3

51

170

360

120

4

1180

2120

22334MB

22334MBK

750

950

188

342

3

60

180

380

126

4

1290

2330

22336MB

22336MBK

700

900

198

362

3

70

190

400

132

5

1430

2600

22338MB

22338MBK

670

850

212

378

4

81

200

420

138

5

1530

2800

22340MB

22340MBK

630

800

222

398

4

94

220

460

145

5

1740

3290

22344MB

22344MBK

560

700

242

438

4

120

240

500

155

5

1780

3340

22348MB

22348MBK

500

630

262

478

4

153

260

540

165

6

2260

4310

22352MB

22352MBK

480

600

288

512

5

191

280

580

175

6

2490

4780

22356CA

22356CAK

450

560

308

552

5

238

360

750

224

7.5

5000

8700

22372CA

22372CAK

410

510

392

720

6

465

110

170

45

2

278

461

23022CA

23022CAK

1500

1900

120

160

2

3.9

110

170

45

2

280

466

23022CC

23022CCK

1500

1900

120

160

2

3.68

110

170

45

2

201

422

23022MB

23022MBK

1400

1800

120

160

2

3.9

120

180

46

2

304

510

23024CA

23024CAK

1400

1800

130

170

2

4.3

120

180

46

2

309

515

23024CC

23024CCK

1800

2200

130

170

2

3.98

120

180

46

2

218

484

23024MB

23024MBK

1200

1600

130

170

2

4.3

130

200

52

2

383

644

23026CA

23026CAK

1200

1600

140

190

2

6.2

130

200

52

2

386

649

23026CC

23026CCK

1700

2000

140

190

2

5.85

130

200

52

2

278

626

23026MB

23026MBK

1100

1500

140

190

2

6.2

140

210

53

2

414

719

23028CA

23028CAK

1100

1500

150

200

2

6.7

140

210

53

2

420

720

23028CC

23028CCK

1600

1900

150

200

2

6.31

140

210

53

2

294

654

23028MB

23028MBK

950

1300

150

200

2

6.7

150

225

56

2.1

451

790

23030CA

23030CAK

1100

1400

162

213

2.1

8.14

150

225

56

2.1

338

790

23030MB

23030MBK

900

1200

162

213

2.1

8.14

160

240

60

2.1

515

900

23032CA

23032CAK

1000

1300

172

228

2.1

10

160

240

60

2.1

379

850

23032MB

23032MBK

850

1100

172

228

2.1

10

170

260

67

2.1

626

1112

23034CA

23034CAK

900

1200

182

248

2.1

13

170

260

67

2.1

458

1040

23034MB

23034MBK

800

1000

182

248

2.1

13

180

280

74

2.1

730

1290

23036CA

23036CAK

800

1000

192

268

2.1

17.6

180

280

74

2.1

740

1350

23036CC

23036CCK

1200

1400

192

268

2.1

16.9

180

280

74

2.1

556

1260

23036MB

23036MBK

750

950

192

268

2.1

17.6

190

290

75

2.1

767

1390

23038CA

23038CAK

800

1000

202

278

2.1

20

190

290

75

2.1

570

1260

23038MB

23038MBK

700

900

202

278

2.1

20

200

310

82

2.1

890

1650

23040CA

23040CAK

900

1100

212

298

2.1

24

200

310

82

2.1

916

1690

23040CC

23040CCK

1000

1300

212

298

2.1

22.7

200

310

82

2.1

597

1340

23040MB

23040MBK

670

850

212

298

2.1

24

220

340

90

3

1090

2040

23044CA

23044CAK

950

1200

234

326

2.5

29.7

220

340

90

3

783

1860

23044MB

23044MBK

600

750

234

326

2.5

28.8

240

360

92

3

1160

2220

23048CA

23048CAK

850

1100

254

346

2.5

32.4

240

360

92

3

816

2120

23048MB

23048MBK

530

670

254

346

2.5

35.5

500

720

167

6

3200

7600

230/500CA

230/500CAK

380

480

528

692

5

228

260

400

104

4

1460

2850

23052CA

23052CAK

800

950

278

382

3

47.7

260

400

104

4

1030

2520

23052MB

23052MBK

500

630

278

382

3

515

530

780

185

6

4000

10000

230/530CA

230/530CAK

350

450

558

752

5

338

560

820

195

6

4300

10500

230/560CA

230/560CAK

330

410

588

792

5

365

280

420

106

4

1580

3030

23056CA

23056CAK

700

900

298

402

3

50.9

280

420

106

4

1110

2760

23056MB

23056MBK

450

560

298

402

3

62

600

870

200

6

4700

11600

230/600CA

230/600CAK

310

390

628

842

5

445

300

460

118

4

1910

3800

23060CA

23060CAK

670

850

318

442

3

71.4

630

920

212

7.5

5160

13000

230/630CA

230/630CAK

270

350

666

884

6

475

320

480

121

4

1940

2150

23064CA

23064CAK

810

1100

338

462

3

85

 

Dimension(mm)

Basic Load Rating(KN)

Bearing Designation

Limiting Speed(rpm)

Mounting Dimension(mm)

Mass(kg)

d

D

B

rsmin

Cr

Cor

Cylindrical Bore

Tapered Bore

Grease

Oil

da(min)

Da(max)

ra(max)

670

980

230

7.5

5740

14300

230/670CA

230/670CAK

250

330

706

944

6

605

340

520

133

5

2000

4500

23068CA

23068CAK

750

950

362

498

4

115.55

360

540

134

5

2280

4900

23072CA

23072CAK

680

860

382

518

4

126.65

750

1090

250

7.5

7000

18000

230/750CA

230/750CAK

210

270

786

1054

6

790

380

560

135

5

2500

5000

23076CA

23076CAK

640

850

402

538

4

132

400

600

148

5

2550

5900

23080CA

23080CAK

600

750

422

578

4

162

420

620

150

5

2700

6450

23084CA

23084CAK

460

550

442

598

4

150

440

650

157

6

2800

6500

23088CA

23088CAK

430

530

468

622

5

186

460

680

163

6

3500

7000

23092CA

23092CAK

400

500

488

652

5

228

100

165

52

2

329.6

520.2

23120CA

23120CAK

1600

2000

110

155

2

5

100

165

52

2

331.7

525.3

23120CC

23120CCK

1700

2200

110

155

2

4.31

105

175

56

3

249

494

23121MB

23121MBK

1400

1800

119

161

2.5

6.64

110

180

56

2

386

613

23122CA

23122CAK

1300

1700

120

170

2

6.25

110

180

56

2

389

620

23122CC

23122CCK

1600

2000

120

170

2

5.51

110

180

56

2

270

489

23122MB

23122MBK

1300

1700

120

170

2

6.1

120

200

62

2

463

736

23124CA

23124CAK

1300

1700

130

190

2

7.63

120

200

62

2

463

744

23124CC

23124CCK

1400

1800

130

190

2

7.67

120

200

62

2

299

589

23124MB

23124MBK

1100

1500

130

190

2

7.63

130

210

64

2

492

812

23126CA

23126CAK

1300

1700

140

200

2

8.49

130

210

64

2

496

826

23126CC

23126CCK

1300

1700

140

200

2

8.49

140

225

68

2.1

561

953

23128CA

23128CAK

1100

1500

152

213

2.1

10.9

140

225

68

2.1

554

932

23128CC

23128CCK

1200

1600

152

213

2.1

10.2

140

225

68

2.1

410

623

23128MB

23128MBK

950

1300

152

213

2.1

10.9

150

250

80

2.1

747

1267

23130CA

23130CAK

1000

1300

162

238

2.1

16.1

150

250

80

2.1

527

1110

23130MB

23130MBK

850

1100

162

238

2.1

16.1

160

270

86

2.1

870

1460

23132CA

23132CAK

900

1200

172

258

2.1

19.7

160

270

86

2.1

536

1140

23132MB

23132MBK

800

1000

172

258

2.1

19.7

170

280

88

2.1

911

1565

23134CA

23134CAK

850

1100

182

268

2.1

21.1

180

300

96

3

1060

1850

23136CA

23136CAK

800

1000

194

286

2.5

27.1

180

300

96

3

1080

1880

23136CA

23136CAK

900

1200

194

286

2.5

26.9

190

320

104

3

1200

2120

23138CA

23138CAK

750

1000

204

306

2.5

35.3

190

320

104

3

811

1880

23138MB

23138MBK

670

850

204

306

2.5

35.3

200

340

112

3

1420

2530

23140CA

23140CAK

800

1000

214

326

2.5

47.6

200

340

112

3

937

2070

23140MB

23140MBK

630

800

214

326

2.5

50.7

220

370

120

4

1610

2900

23144CA

23144CAK

700

950

238

352

3

51.5

220

370

120

4

1060

2420

23144MB

23144MBK

600

750

238

352

3

55

240

400

128

4

1840

3310

23148CA

23148CAK

670

850

258

382

3

63.7

240

400

128

4

1230

2910

23148MB

23148MBK

500

630

258

382

3

55.5

260

440

144

4

2270

4190

23152CA

23152CAK

600

800

278

422

3

88.2

260

440

144

4

1470

3410

23152MB

23152MBK

450

560

278

422

3

95.3

560

920

280

7.5

7000

15900

231/560CA

231/560CAK

240

330

596

884

6

746

280

460

146

5

2380

4410

23156CA

23156CAK

560

750

302

438

4

94.1

300

500

160

5

1990

4550

23160CA

23160CAK

400

500

322

478

4

133

320

540

176

5

3200

3350

23164CA

23164CAK

640

790

342

518

4

198

340

580

190

5

3100

6400

23168CA

23168CAK

610

760

362

558

4

205.98

360

600

192

5

3300

6900

23172CA

23172CAK

550

710

382

578

4

256

380

620

194

5

3400

7400

23176CA

23176CAK

410

510

402

598

4

245

400

650

200

6

4120

7660

23180CA

23180CAK

390

490

428

622

5

274

420

700

224

6

3700

5200

23184CA

23184CAK

360

460

448

672

5

354

440

720

226

6

4500

10500

23188CA

23188CAK

350

440

468

692

5

378

460

760

240

7.5

5500

10500

23192CA

23192CAK

330

410

496

724

6

459

480

790

248

7.5

6100

12000

23196CA

23196CAK

300

380

516

754

6

516

90

160

52.4

2

334.7

492

23218CA

23218CAK

1700

2200

100

150

2

4.6

90

160

52.4

2

340

496.5

23218CC

23218CCK

1800

2400

100

150

2

4.4

100

180

60.3

2.1

427.5

636.5

23220CA

23220CAK

1600

2000

112

168

2.1

6.7

100

180

60.3

2.1

432.6

648.9

23220CC

23220CCK

1600

2200

112

168

2.1

6.52

110

200

69.8

2.1

530

809

23222CA

23222CAK

1400

1800

122

188

2.1

9.7

110

200

69.8

2.1

536

824

23222CC

23222CCK

1500

1900

122

188

2.1

9.46

120

215

76

2.1

620

968

23224CA

23224CAK

1300

1700

132

203

2.1

12

120

215

76

2.1

628

984

23224CC

23224CCK

1300

1700

132

203

2.1

11.7

130

230

80

3

708

1092

23226CA

23226CAK

1200

1600

144

216

2.5

14

130

230

80

3

698

1112

23226CC

23226CCK

1200

1600

144

216

2.5

13.8

140

250

88

3

826

1320

23228CA

23228CAK

1000

1400

154

236

2.5

18.5

140

250

88

3

836

1340

23228CC

23228CCK

1100

1500

154

236

2.5

18.1

150

270

96

3

963

1560

23230CA

23230CAK

950

1300

164

256

2.5

24

160

290

104

3

1112

1810

23232CA

23232CAK

900

1200

174

276

2.5

30

170

310

110

4

1200

2030

23234CA

23234CAK

800

1100

188

292

3

35.7

180

320

112

4

1280

2170

23236CA

23236CAK

1000

1200

198

302

3

37.9

190

340

120

4

1450

2490

23238CA

23238CAK

700

1000

208

322

3

46.1

190

340

120

4

1490

2550

23238CA

23238CAK

800

1100

208

322

3

46.1

200

360

128

4

1650

2870

23240CA

23240CAK

750

1000

218

342

3

55.4

220

400

144

4

2130

3720

23244CA

23244CAK

670

900

238

382

3

78.5

240

440

160

4

2560

4620

23248CA

23248CAK

630

800

258

422

3

107.3

500

920

336

7.5

8600

18700

232/500CA

232/500CAK

295

370

536

884

6

988

300

540

192

5

3200

5500

23260CA

23260CAK

540

680

322

518

4

191.85

320

580

208

5

3900

6800

23264CA

23264CAK

500

640

342

558

4

254.5

360

650

232

6

4600

8250

23272CA

23272CAK

400

500

388

622

5

332

400

720

256

6

6200

11300

23280CA

23280CAK

350

440

428

692

5

354

420

760

272

7.5

5600

12000

23284CA

23284CAK

330

410

456

724

6

550

460

830

296

7.5

7400

14000

23292CA

23292CAK

300

380

496

794

6

700

480

870

310

7.5

6800

15000

23296CA

23296CAK

260

350

516

834

6

855

180

250

52

2

435

836

23936CA

23936CAK

1650

2250

190

240

2

7.35

190

280

60

2.1

490

1160

23940CA

23940CAK

1650

2050

212

268

2

12.1

240

320

60

2.1

540

1320

23948CA

23948CAK

1250

1750

252

308

2

14.95

500

670

118

5

2540

6000

239/500CA

239/500CAK

410

500

522

648

4

125

260

360

75

2.1

820

1750

23952CA

23952CAK

1150

1550

272

348

2

21.65

560

750

140

5

3100

7250

239/560CA

239/560CAK

340

440

582

728

4

178

280

380

75

2.1

710

1860

23956CA

23956CAK

1050

1350

292

368

2

25.67

300

420

90

3

1060

2540

23960CA

23960CAK

940

1400

314

406

2.5

40.15

340

460

90

3

1200

2700

23968CA

23968CAK

950

1250

354

446

2.5

46

360

480

90

3

1290

2820

23972CA

23972CAK

860

1150

374

466

2.5

47

380

520

106

4

1740

3850

23976CA

23976CAK

800

1000

398

502

3

69.8

400

540

106

4

1740

3900

23980CA

23980CAK

760

960

418

522

3

73

480

650

128

5

2200

5800

23996CA

23996CAK

410

510

501

628

4

61

100

150

50

1.5

251

448

24020CA

24020CAK

1200

1500

110

140

1.5

3.035

100

150

50

1.5

260

461

24020CC

24020CCK

1200

1500

110

140

1.5

3.035

120

180

60

2

380

675

24024CA

24024CAK30

1500

2000

130

170

2

5.05

120

180

60

2

391

695

24024CC

24024CCK30

1500

2000

130

170

2

5.05

130

200

69

2

472

852

24026CA

24026CAK30

1400

1800

140

190

2

7.55

130

200

69

2

486

878

24026CC

24026CCK30

1400

1800

140

190

2

7.55

140

210

69

2

488

895

24028CA

24028CAK30

1200

1600

150

200

2

8.01

140

210

69

2

503

922

24028CC

24028CCK30

1300

1700

150

200

2

8.01

150

225

75

2.1

570

1070

24030CA

24030CAK30

1100

1400

162

213

2.1

10.6

160

240

80

2.1

652

1230

24032CA

24032CAK30

1000

1300

172

228

2.1

12.2

170

260

90

2.1

792

1520

24034CA

24034CAK30

900

1200

182

248

2.1

16.7

180

280

100

2.1

928

1820

24036CA

24036CAK30

800

1000

192

268

2.1

22.1

180

280

100

2.1

955

1870

24036CC

24036CCK30

950

1200

192

268

2.1

22.1

190

290

100

2.1

975

1910

24038CA

24038CAK30

800

1100

202

278

2.1

23

200

310

109

2.1

1120

2220

24040CA

24040CAK30

670

850

212

298

2.1

29.3

220

340

118

3

1370

2760

24044CA

24044CAK

750

1000

234

326

2.5

38.1

240

360

118

3

1440

2930

24048CA

24048CAK

700

950

254

346

2.5

40.8

260

400

140

4

1840

3850

24052CA

24052CAK

630

850

278

382

3

62.4

280

420

140

4

1960

4100

24056CC

24056CCK

600

800

298

402

3

65.8

300

460

160

4

2430

5160

24060CA

24060CAK

530

700

318

442

3

94.1

320

480

160

4

2500

5150

24064CA

24064CAK

550

650

338

462

3

105.85

340

520

180

5

2500

5680

24068CA

24068CAK

540

680

362

498

4

138.5

380

560

180

5

3200

6950

24076CA

24076CAK

480

590

402

538

4

153

400

600

200

5

3600

7850

24080CA

24080CAK

450

560

422

578

4

202

420

620

200

5

3400

8500

24084CA

24084CAK

220

400

442

598

4

200

460

680

218

6

4250

9150

24092CA

24092CAK

350

440

488

652

5

305

110

180

69

2

472

798

24122CA

24122CAK30

1600

2000

120

170

2

6.63

110

180

69

2

472

798

24122CC

24122CCK30

1600

2000

120

170

2

6.63

120

200

80

2

575

998

24124CA

24124CAK30

1400

1800

130

190

2

9.65

120

200

80

2

592

1028

24124CC

24124CCK30

1400

1800

130

190

2

9.65

130

210

80

2

585

1030

24126CA

24126CAK30

1200

1600

140

200

2

10.3

130

210

80

2

603

1061

24126CC

24126CCK30

1300

1700

140

200

2

10.3

140

225

85

2.1

670

1200

24128CA

24128CAK30

1100

1500

152

213

2.1

12.5

150

250

100

2.1

890

1600

24130CA

24130CAK30

1000

1300

162

238

2.1

19

160

270

109

2.1

1040

1880

24132CA

24132CAK30

900

1200

172

258

2.1

24.6

170

280

109

2.1

1070

1930

24134CA

24134CAK30

900

1200

182

268

2.1

25.5

180

300

118

3

1210

2220

24136CA

24136CAK30

800

1000

194

286

2.5

32

190

320

128

3

1410

2590

24138CA

24138CAK30

700

1000

204

306

2.5

40.2

200

340

140

3

1620

3030

24140CA

24140CAK30

800

1000

214

326

2.5

49.9

200

340

140

3

1480

2550

24140MB

24140MBK

700

900

214

326

2.5

49.55

220

370

150

4

1900

3580

24144CA

24144CAK

700

950

238

352

3

62.3

240

400

160

4

2160

4090

24148CA

24148CAK

670

850

258

382

3

76.9

260

440

180

4

2730

5330

24152CA

24152CAK

600

800

278

422

3

107.6

280

460

180

5

2810

5480

24156CA

24156CAK

560

750

302

438

4

113.2

600

980

375

7.5

8800

21700

241/600CA

241/600CAK

110

160

636

944

6

1145

360

600

243

5

5550

8400

24172CA

24172CAK

310

380

382

578

4

270

460

760

300

7.5

6150

1450

24192CA

24192CAK

170

210

496

724

6

459


RAILWAY

Railway transportation is one of the main ways of transportation. As the main means of railway transportation, train technology is constantly innovating. Freight vehicles with increasing load, locomotive vehicles with increasing traction, or passenger vehicles with increasing running speed are affecting people's way of life.

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METALLURGY AND CONSTRUCTION

There are many kinds of metallurgical equipment, including not only the equipment needed by the raw material factory, but also the equipment needed from the upstream process to the downstream process, such as steelmaking process, steel rolling process and leveling process. These bearings are used under the special conditions of iron powder, water and heat of metallurgical equipment, so they need to meet the requirements of heavy load , vibration shock, from ultra-low speed to high-speed & rapid acceleration and deceleration. "Stable operation and improved production efficiency" can be described as a representative industry in the field of metallurgical equipment. ZYS is not only in bearing design technology, but also in various aspects such as bearing material technology, lubrication technology, and analytical technology.

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OIL AND GAS

Oil and gas technology is developing at a very rapid pace, and exploiting deeper oil and gas resources in harsher environments means that the top drives need more power to withstand higherloads.When unforeseen downtime costs are as high as $1 million per day, the reliability of equipment becomes particularly important, and the reliability of key parts of the bearing directly determines the performance of the equipment.

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WIND ENERGY

As a renewable and clean energy source, wind power is rapidly developing all over the world. Large wind turbines are giant machinery. Nowadays, many 2MW wind power plants under construction have wind turbine blades with a length of about 40 meters, a rotating shaft with a height of 60 to 100 meters and total weight of more than 200 tons. Therefore, the bearings used in wind power must also be large, with an inner diameter ranging from 100 mm to 700 mm. Some models require bearings with an inner diameter of nearly 2 meters. Bearings for wind turbines require high reliability, because the bearings are designed to keep the windmill running for 20 years; and when the fault occurs, the parts are not easy to replace (the bearing is used at a long distance from the ground). Bearing manufacturers need to have a high degree of computer analysis technology and exquisite skills in materials and heat treatment, and need to master the test evaluation technology for large bearing.

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