Backing bearings


Backing bearing is a special cylindrical roller bearing. Multiple backing bearings are mounted on one roll. The external surface of each backing bearing is used as part of the rolling surface. So, it is required that the backing bearings shall have unifor

Backing bearing is a special cylindrical roller bearing. Multiple backing bearings are mounted on one roll. The external surface of each backing bearing is used as part of the rolling surface. So, it is required that the backing bearings  shall have uniform cross sections. The precision requirements for their parts are very strict.

Boundary dimensions

Basic load ratings

Mass



Structure



   Designations

mm

kN

kg

d

D

B

C

Cross section


Cr

Cor

70

160.02

90

90

44.971

375

650

11.5

1

14HG3290

90

220.02

94

94

65

620

870

21

3

18HG4494

90

220.02

94

94

65

740

1100

21

3

18HG4496

90

220.02

96

94

65

550

780

22.2

2

18HG4494

90

220.02

96

94

65

460

630

20

2

18HG44120

90

220.02

120

120

65.01

670

1120

28.5

18HG44120Z

90

220.02

120

120

65

790

1530

28.6

18HG44120Z1

100

225

120

119

62.5

770

1310

26

2

20HG45120X

100

225

120

119

62.5

650

1050

26

2

20HG45120X1

100

225

120

119

62.5

710

1170

26

2

20HG45120X2

100

225

120

120

62.5

735

1380

27.7

1

20HG45120X3

110

260

98

98

75

700

1010

31.9

2

22HG5298

130

300.02

130

129

85.01

1040

1560

54.9

2

26HG60130

130

300.02

132

129

85.01

1040

1560

56.5

2

26HG60132

130

300.02

150

149

85

1200

1860

60

2

26HG60150

130

300.02

161.5

160.5

85.

1200

1880

54.9

2

26HG60161

130

300.02

172.65

171.6

85.

1440

2370

71.3

2

26HG60172

130

300.02

172.65

171.6

85.01

1440

2370

73.5

2

26HG60172X

130

300.02

172.64

172.6

84.955

1500

2700

74.8

1

26HG60172X2

130

300

159.5

160

85

1395

2500

66.1

1

26HG60159

180

406.4

171.04

170

113.2

1710

3000

125

2

36HG81171

180

406.4

224

220

113.2

1910

3450

174

2

36HG81224

180

406.42

176

170

113.2

1710

3000

136

2

36HG81176

180

406.42

217

217

113.143

2500

4900

136

2

36HG811217

180

406.42

224

224

113.2

2600

1790

169

1

36HG81224X

205

520

168

168

157.5

2570

3960

218

3

102HG104168