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Small slewing bearing specifications and dimensions
Release Time:2022-10-11      Clicks:381

Small slewing bearing is usually composed of worm, slewing bearing, shell, motor and other components. Because the core component adopts slewing bearing, it can bear axial force, radial force and tipping moment simultaneously. There are many forms, but the structural composition is basically the same. From left and right are (upper part) : 1. Outer ring (with or without teeth) 2. Sealing tape 3. Rolling body (ball or roller) 4. Oil nozzle.

From left and right are (lower part) : 1. Plug 2. Plug pin 3. Inner ring (with or without teeth) 4. Isolation block or cage 5. Mounting hole (wire hole or light hole).

According to different structure types, small slewing bearing can be divided into four point contact ball wheel bearing, cross cylindrical (tapered) roller wheel bearing, double row four ball wheel bearing, double row ball type wheel bearing, ball - roller combination and three row cylindrical roller combination wheel bearing and other different structure types; According to whether the bearings are equipped with teeth and the distribution of the teeth, they can be divided into toothless, outer or inner teeth and other different structures.

Small slewing bearing can meet the requirements of the main engine under different load conditions according to different structural characteristics. The four-point contact ball bearings with high load capacity, crossed cylindrical roller bearings with high static load capacity, three rows of cylindrical roller bearing combination turntable due to increase the bearing capacity of lead bearing height direction, various load respectively by different raceway and roller group, under therefore, under the same loading condition, the raceway diameter greatly narrowed, With the characteristics of making the main engine more compact, it is a high bearing capacity of the rotary table bearing.

Size of small slewing bearing:

  承  型  号

Designation



 形 尺 寸

安装孔尺寸

齿  轮  参  数

额定负荷

无齿式

No Gear 

外齿式

External Gear 

内齿式

Internal Gear 

D

d

H

D1

D2

n

φ

m

Da

Z

da

Z

b

x

Coa

Cor

104 N

130.25.500

131.25.500

133.25.500

634

366

148

598

402

24

18

5

665

130

335

68

80

+0.5

275

35.5


132.25.500

134.25.500

634

366

148

598

402

24

18

6

666

108

336

57

80

+0.5

275

35.5

130.25.560

131.25.560

133.25.560

694

426

148

658

462

24

18

5

725

142

395

80

80

+0.5

308

39.9


132.25.560

134.25.560

694

426

148

658

462

24

18

6

726

118

396

67

80

+0.5

308

39.9

130.25.630

131.25.630

133.25.630

764

496

148

728

532

28

18

6

810

132

456

77

80

+0.5

345

45.1


132.25.630

134.25.630

764

496

148

728

532

28

18

8

808

98

456

58

60

+0.5

345

45.1

130.25.710

131.25.710

133.25.710

844

576

148

808

612

28

18

6

888

145

534

90

80

+0.5

388

51.7


132.25.710

134.25.710

844

576

148

808

612

28

18

8

888

108

536

68

80

+0.5

388

51.7

130.32.800

131.32.800

133.32.800

964

636

182

920

680

36

22

8

1008

123

592

75

100

+0.5

549

71.2


132.32.800

134.32.800

964

636

182

920

680

36

22

10

1010

98

590

60

100

+0.5

549

71.2

130.32.900

131.32.900

133.32.900

1064

736

182

1020

780

36

22

8

1104

135

688

87

100

+0.5

619

80.8


132.32.900

134.32.900

1064

736

182

1020

780

36

22

10

1110

108

690

70

100

+0.5

619

80.8

130.32.1000

131.32.1000

133.32.1000

1164

836

182

1100

880

40

22

10

1220

119

780

79

100

+0.5

689

90.3

130.32.1100

131.32.1100

133.32.1100

1284

956

182

1240

1000

40

22

10

1340

131

900

91

100

+0.5

768

102


132.32.1100

134.32.1100

1284

956

182

1240

1000

40

22

12

1344

109

900

76

100

+0.5

768

102

130.40.1250

131.40.1250

133.40.1250

1445

1055

220

1393

1107

45

26

12

1512

123

984

83

150

+0.5

1110

146


132.40.1250

134.40.1250

1445

1055

220

1393

1107

45

26

14

1512

105

980

71

150

+0.5

1110

146

130.40.1400

131.40.1400

133.40.1400

1595

1005

220

1543

1257

45

26

12

1668

136

1140

96

150

+0.5

1240

165


132.40.1400

134.40.1400

1595

1005

220

1543

1257

45

26

14

1666

116

1134

80

150

+0.5

1240

165

130.40.1600

131.40.1600

133.40.1600

1795

1405

220

1743

1457

48

26

14

1876

131

1330

96

150

+0.5

1420

190


132.40.1600

134.40.1600

1795

1405

220

1743

1457

48

26

16

1872

114

1328

84

150

+0.5

1420

190

130.40.1800

131.40.1800

133.40.1800

1995

1605

220

1943

1657

48

26

14

2072

145

1526

110

150

+0.5

1590

215


132.40.1800

134.40.1800

1995

1605

220

1943

1657

48

26

16

2080

127

1520

96

150

+0.5

1590

215

130.45.2000

131.25.2000.03


2195

1816

150

2127

1885

60

33

16

2267

138

--

--

105

+0.9

1690

66.3


131.45.2000.04


2221

1779

231

2155

1845

60

33

16

2304

141

1696

107

160

+0.5

2050

239


131.45.2000

133.45.2000

2221

1779

231

2155

1845

60

33

16

2304

141

1696

107

160

+0.5

2050

239


132.45.2000

134.45.2000

2221

1779

231

2155

1845

60

33

18

2304

125

1692

95

160

+0.5

2050

239

130.45.2240

131.45.2240

133.45.2240

2461

2019

231

2395

2085

60

33

16

2560

157

1920

121

160

+0.5

2310

268


132.45.2240

134.45.2240

2461

2019

231

2395

2085

60

33

18

2556

139

1926

108

160

+0.5

2310

268


131.45.2500.04


2721

2279

231

2655

2345

72

33

18

2826

154

--

--

160

+0.5

2580

302

130.45.2500

131.45.2500

133.45.2500

2721

2279

231

2655

2345

72

33

18

2826

154

2178

122

160

+0.5

2580

302


132.45.2500

134.45.2500

2721

2279

231

2655

2345

72

33

20

2820

138

2000

110

160

+0.5

2580

302

130.45.2800

131.45.2800

133.45.2800

3021

2579

231

2955

2645

72

33

18

3114

170

2484

139

160

+0.5

2880

339


132.45.2800

134.45.2800

3021

2579

231

2955

2645

72

33

20

3100

153

2480

125

160

+0.5

2880

339


132.45.2800.03


3021

2579

231

2955

2645

72

33

20

3100

153



160

+0.5

2896

323


132.45.2800.12


3021

2579

231

2955

2645

72

33

18

3114

170

--

--

160

+0.5

2896

323

130.50.3150

131.50.3150

133.50.3150

3432

2868

270

3342

2958

72

45

20

3540

174

2760

139

180

+0.5

3590

381


132.50.3150

134.50.3150

3432

2868

270

3342

2958

72

45

22

3542

158

2750

126

180

+0.5

3590

381

130.50.3150



3432

2868

270

3342

2958

72

45








3735

502


131.30.3150.12K


3376

2922

182

3286

3014

56

45

20

3476

171



100

+0.5

2050

202


131.50.3150.12K


3432

2868

270

3342

2958

72

45

20

3540

174



180

+0.5

3735

474


132.50.3150.12K


3432

2868

270

3342

2958

72

45

22

3542

158



180

+0.5

3735

474


132.50.3150.12K1


3432

2868

270

3342

2958

72

45

20

3536

174



195

+0.5

3735

474


133.50.3150.11K


3432

2868

270

3342

2958

60

39

20



2760.54

139

180

+0.5

3575

501

130.50.3550

131.50.3550

133.50.3550

3832

3268

270

3742

3358

72

45

20

3940

194

3160

159

180

+0.5

4040

431


132.50.3550

134.50.3550

3832

3268

270

3742

3358

72

45

22

3938

176

3146

144

180

+0.5

4040

431


132.50.3550.03K


3832

3268

270

3742

3358

72

45

22

3933.6

176



180

+0.5

4105

401


132.50.3550.12


3832

3268

270

3742

3358

72

45

22

3938

176



180

+0.5

4105

401

130.50.4000

131.50.4000

133.50.4000

4282

3718

270

4192

3908

80

45

22

4400

197

3608

165

180

+0.5

4560

487


132.50.4000

134.50.4000

4282

3718

270

4192

3908

80

45

25

4400

173

3600

145

180

+0.5

4560

487


131.50.4000.04K


4282

3718

270

4192

3808

80

45

22

4400

197



180

+0.5

4502

450


132.50.4000.12


4282

3718

270

4192

3908

80

45

25

4400

173



180

+0.5

4502

450

130.50.4500

131.50.4500

133.50.4500

4782

4200

270

4692

4308

80

45

22

4906

220

4114

188

185

+0.5

5445

580


132.50.4500

134.50.4500

4782

4200

270

4692

4308

80

45

25

4906

193

4100

165

185

+0.5

5445

580


131.50.4500.04


4782

4200

270

4692

4308

80

45

20

4880

242



185

+0.5

4900

507


132.50.4500.04


4782

4200

270

4692

4308

80

45

25

4895

193



185

+0.5

4900

506


131.60.5000.04


5320

4670

320

5220

4766

100

45

20

5440

270



220

+0.5

6834

955

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