轴径

轴承型号

外 型 尺 寸

基本额定载荷

极限转速

NA49..RS

NA49.2RS

d

F

D

C

B

rS

动C

静Co

油润滑

mm

mm

Min

N

rpm

10

NA4900 RS

NA4900.2RS

10

14

22

13

14

0.3

6800

6900

13000

12

NA4901 RS

NA4901.2RS

12

16

24

13

14

0.3

7600

8300

12000

15

NA4902 RS

NA4902.2RS

15

20

28

13

14

0.3

8600

10300

10000

17

NA4903 RS

NA4903.2RS

17

22

30

13

14

0.3

8800

11000

9000

20

NA4904 RS

NA4904.2RS

20

25

37

17

18

0.3

17300

19900

7500

25

NA4905 RS

NA4905.2RS

25

30

42

17

18

0.3

19300

24200

6500

30

NA4906 RS

NA4906.2RS

30

35

47

17

18

0.3

21100

28500

5500

35

NA4907 RS

NA4907.2RS

35

42

55

20

21

0.6

26500

39500

4800

40

NA4908 RS

NA4908.2RS

40

48

62

22

23

0.6

36000

53000

4200

45

NA4909 RS

NA4909.2RS

45

52

68

22

23

0.6

38000

59000

3900

50

NA4910 RS

NA4910.2RS

50

58

72

22

23

0.6

40000

64000

3500