Needle Roller Bearing >> NAO Series < Online Inquiry >
Features
Needle roller bearings have a high load carrying capacity in addition to their low cross-section and stiffness. They are especially suitable for bearing arrangements where radial space is limited because needle roller bearings only carry pure radial load and can not limit the axial displacement of shaft relative to the housing. It is important to ensure that inner ring axis and outer ring axis must be aligned during mounting the bearings.
 

Bearing No.

Boundary dimensions(mm)

Basic load ratings(N)

Limiting speeds(rpm)

Mass(g)

d

D

B

F

E

Cr

Cor

Oil

 

NAO6X17X10TN

6

17

10

10

13

3950

5000

17080

13.00

NAO9X22X12TN

9

22

12

12

18

8800

7900

12090

22.00

NAO12X24X13

12

24

13

16

20

8000

16000

15020

29.00

NAO12X24X20

12

24

20

16

20

10300

16800

20000

43.00

NAO12X28X12

12

28

12

16

22

9850

10500

19000

38.60

NAO15X28X13

15

28

13

20

24

7800

10300

20600

27.80

NAO15X32X12

15

32

12

20

26

10400

14020

20000

48.10

NAO17X30X13

17

30

13

22

26

9860

15000

20000

39.00

NAO17X35X16

17

35

16

22

29

16800

20050

10090

70.00

NAO20X35X17

20

35

17

25

29

12600

20200

16000

72.00

NAO20X37X16

20

37

16

25

32

10000

18000

12700

81.00

NAO25X40X17

25

40

17

30

35

10600

24000

10500

78.90

NAO25X42X16

25

42

16

30

37

13100

23500

10500

83.00

NAO25X42X32

25

42

32

30

37

26500

47000

10500

189.00

NAO30X45X13

30

45

13

35

40

11200

25000

11207

73.00

NAO30X45X17

30

45

17

35

40

12800

28500

11207

100.00

NAO30X45X26

30

45

26

35

40

17500

32900

11207

150.00

NAO30X47X16

30

47

16

35

42

14400

17500

11207

99.80

NAO30X47X18

30

47

18

35

42

20000

33000

11207

109.00

NAO30X52X18

30

52

18

37

44

18000

25500

10900

172.00

NAO35X50X17

35

50

17

40

45

20800

40506

10900

103.00

NAO35X55X20

35

55

20

40

47

28500

41000

10000

175.00

NAO35X57X20.5

35

57

20.5

42

50

26000

49000

10000

206.00

NAO40X55X17

40

55

17

45

50

12500

36000

9000

118.00

NAO40X65X20

40

65

20

50

58

35000

61200

8000

269.00

NAO50X68X20

50

68

20

55

60

24500

62000

7500

219.00

NAO50X78X20

50

78

20

60

68

33500

65000

6500

400.00

NAO70X100X30

70

100

30

80

88

52600

129000

4000

829.00

NAO75X105X25

75

105

25

85

93

42000

106000

3900

676.00

NAO80X110X30

80

110

30

90

98

49020

112000

4200

892.00

NAO90X120X30

90

120

30

100

108

51000

128000

3900

1004.00

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