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INA NA4919 Needle roller bearings with ribs

Brand: INA

Original:

Type: Needle Roller bearings

Item: NA4919

Inner: 95mm

Outner: 130mm

Thickness:36mm

Weight: 1.371kg

 Products  description

49192.jpg

INA NA4919 Needle roller bearings with ribs are X-life bearings. These bearings have optimised raceway surfaces. 
This gives higher load carrying capacity and longer rating life.The cages are made from sheet steel

 

Description of INA NA4919 Needle roller bearings with ribs

Inside diameter= 95 mm

Outside diameter=130 mm

Width=36 mm

Axial displacement=1 mm

Mass=1371 g

Basic dynamic load rating, radial= 131000 N

Basic static load rating, radial= 260000 N

Fatigue limit load, radial= 44500 N

Limiting speed= 4200 rpm

Reference speed= 2550 rpm

 

INA Needle roller bearings NA49 series

Part No

d mm

D mm

B mm

NA4900

10

22

13

NA4901

12

24

13

NA4902

15

28

13

NA4903

17

30

13

NA4904

20

37

17

NA49/22

22

39

17

NA4905

25

42

17

NA49/28

28

45

17

NA4906

30

47

17

NA49/32

32

52

20

NA4907

35

55

20

NA4908

40

62

22

NA4909

45

68

22

NA4910

50

72

22

NA4911

55

80

25

NA4912

60

85

25

NA4913

65

90

25

NA4914

70

100

30

NA4915

75

105

30

NA4916

80

110

30

NA4917

85

120

35

NA4918

90

125

35

NA4919

95

130

35

NA4920

100

140

40

NA4922

110

150

40

NA4924

120

165

45

NA4926

130

180

50

NA4928

140

190

50

 

INA Needle roller bearing suffix description:

C3: Radial internal clearance larger than normal

P5: High dimensional and geometrical accuracy

RSR: Contact seal on one side

TV: Bearing with cage made from glass fibre reinforced polyamide 66

ZW: Double row design, dependent on the size

2RSR: Contact seals on both sides

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