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NA4909 Needle roller bearing with machine cut ferrule and inner ring

Position:Model > Needle Roller Bearings
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Main Dimensions & Performance Data

Model

NA4909

d

45 mm

od

22 mm

B

68 mm

cr

45.7 kN

cor

78 kN

Pu

9.65 Pu

reference speed

7500 r/min

limit speed

8500 r/min

weight

0.27 kg
Mounting dimensions

F

52

r1,2 min

0.6

s max

1

da min

49

Da max

64

ra max

0.6

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