螺栓型滚轮滚针轴承代号为：CF、CCF、CFH、CCFH、CR、KR、NUKR、PWKR（例如CF10V、CF-1 3/4-SB、KR22、PWKR90等），NA、RNA、NK、NKI、NKIS、NAV等轻重系列向心滚针轴承，NATR、NATV、NUTR支承滚轮

轴 径

mm

轴 承 型 号

外 型 尺 寸 mm

基本型

常州亚派轴承 

球面外径

圆柱外径

老代号 

圆柱外径

d 1

D

C

B

4.826

CR 8 R

CR 8

CR 8 UUR

CR 8 UU

4.826

12.700

8.731

9.525

CR 8-1 R

CR 8-1

CR 8-1 UUR

CR 8-1 UU

4.826

12.700

9.525

10.319

6.350

CR 10 R

CR 10

CR 10 UUR

CR 10 UU

6.350

15.875

10.319

11.112

CR 10-1 R

CR 10-1

CR 10-1UUR

CR 10-1 UU

6.350

15.875

11.112

11.906

9.525

CR 12 R

CR 12

CF3/4 SB

CR 12 UU

9.525

19.050

12.700

13.494

CR 14 R

CR 14

CF 7/8 SB

CR 14 UU

9.525

22.225

12.700

13.494

11.112

CR 16 R

CR 16

CF 1 SB

CR 16 UU

11.112

25.400

15.875

16.669

CR 18 R

CR 18

CF 1 1/8 SB

CR 18 UU

11.112

28.575

15.875

16.669

12.700

CR 20 R

CR 20

CF 1 1/4 SB

CR 20 UU

12.700

31.750

19.050

19.844

CR 22 R

CR 22

CF 1 3/8 SB

CR 22 UU

12.700

34.925

19.050

19.844

15.875

CR 24 R

CR 24

CF 1 1/2 SB

CR 24 UU

15.875

38.100

22.225

23.019

CR 26 R

CR 26

CF 1 5/8 SB

CR 26 UU

15.875

41.275

22.225

23.019

19.050

CR 28 R

CR 28

CF1 3/4 SB 

CR 28 UU

19.050

44.450

25.400

26.194

CR 30 R

CR 30

CF1 7/8 SB 

CR 30 UU

19.050

47.625

25.400

26.194

22.225

CR 32 R

CR 32

CF 2 SB

CR 32 UU

22.225

50.800

31.750

32.544

CR 36 R

CR 36

CF2 1/4 SB

CR 36 UU

22.225

57.150

31.750

32.544