轴承型号

基本尺寸

极限转数

额定负荷

参考重量

HRBN

d

D

B

脂

油

动

静

20952

52

Ew88

55

5000

5500

232

315

1.2

183.06.030.04

60

Ew83.83

47

4400

5000

171

289

0.74

NN3015KW33/P5

75

115

30

5200

6000

93

142

1.18

4482920

100

140

40

3400

4200

126

284

2.1

4482922

110

150

40

3100

3850

137

290

2.2

3G3482724

120

180

52

2500

3200

240

450

4.87

NNJXX24V

120

180

80

2600

3100

472

941

5.56

4482724KH

120

190

80

2500

3100

368

706

9

4482724

120

215

86

2200

2750

568

850

13.6

4482724Y

120

215

86

2200

2750

568

850

13.6

E4482926/A1

130

180

50

2500

3100

218

470

4

4G4482728K

140

210

77.5

2100

2600

446

950

9.8

4G4482728

140

210

62.5

2100

2600

368

703

7.9

3482128

140

210

53

2100

2600

269

597

6.8

4G4482930

150

210

60

2000

2500

340

730

6.7

4G3482730

150

225

60

1900

2350

381

700

8.7

4482730

150

270

120

1600

2000

930

1710

31.5

5482736/C4YA

180

270

120

1400

1800

791

1653

25.8

NNU4938/C4

190

260

69

1450

1800

418

985

11.5

3G4482140

200

310

109

1150

1450

665

1435

32.7

4482740

199.5

360

148

1000

1250

1520

2890

71.9

3G3482844

220

340

96

950

1250

952

1760

32.8

5482148X2/C3YA

240

360

165

1150

1420

1310

2950

61.7

5482148X2/P5YA/A1

240

360

165

1150

1420

1310

2950

61.7

4482952

260

360

100

1100

1350

754

1900

33.1

3G4482752K

260

370

100

1100

1350

825

2050

37.1

NNU4964SM

320

440

118

850

1100

1000

2700

58