基本尺寸

基本额定负荷

极限转速

轴承代号

d

D B

Bi

Cr

Cor

脂

油

mm

mm mm

mm

N

N

r/min

r/min

3.175

6.350 2.380

2.779

283

95

67000

80000

R144

R1442Z

R144 2RS

3.175 3.175

7.938 2.779 9.525 2.779

3.571 3.571

560 640

179 225

60000 53000

67000 63000

R2-5 R2-6

R2-5 2Z R2-6 2Z

R2-5 2RS R2-6 2RS

3.175

9.525 3.967

3.967

630

218

56000

67000

R2

R2 2Z

R22RS

3.175

12.700 4.366

4.366

640

225

53000

63000

R2A

R2A2Z

R2A 2RS

3.967 4.762

7.938 2.779 7.938 2.779

3.175 3.175

360 360

149 149

53000 53000

63000 63000

R155 R156

R155 2Z R1 56 27.

R1552RS R1562RS

4.762

9.525 3.175

3.175

710

270

50000

60000

R166

R1662Z

R1662RS

4.762

12.700 3.967

4.978

1300

485

43000

53000

R3

R3 2Z

R32RS

6.350

9.525 3.175

3.175

375

173

48000

56000

R168

R168 2Z

R1682RS

6.350

12.700 3.175

4.762

1080

440

40000

50000

R188

R1882Z

R1882RS

6.350

15.875 4.978

4.978

1480

615

38000

45000

R4

R42Z

R42RS

6.350

15.875 4.978

4.978

1610

660

38000

45000

R4B

R4B2Z

R4B 2RS

6.350

19.050 5.558

7.142

2340

885

36000

43000

R4A

R4A2Z

R4A 2RS

9.525

22.225 5.558

7.142

3350

1410

32000

38000

R6

R62Z

R62RS

12.7

28.575 6.35

7.9375

5116

2402

20000

26000

R8

R82Z

R82RS

15.875

34.925 7.14

8.73

5961

3238

13000

20000

R10

R102Z

R102RS

19.05

41.275 7.9375

11.1125

9386

4982

18000

21000

R12

R12 2Z

R122RS

22.225

47.625 9.525

12.7

10098

5827

15000

18000

R14

R142Z

R142RS

25.4

50.8 9.525

12.7

10098

5827

14000

16000

R16

R162Z

R162RS

28.575

53.975 9.525

12.7

13256

8274

13000

15000

R18

R182Z

R182RS

31.75

57.15 9.525

12.7

13256

8274

12000

14000

R20

R202Z

R20 2RS

34.925

63.5 11.112

14.29

15970

10320

12500

11000

R22

R222Z

R22 2RS

38.1

66.675 11.112

14.29

16770

11521

11500

10000

R24

R24 2Z

R24 2RS