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NA4907
Basic Parameters
NA 4907
model
Solid needle roller bearing1
type
Overall dimensions
42
Fw
55
D
20
C
0.6
r min
rated load
30 500
Cr(N)
47 500
Cor(N)
3100
Cr(kg)
4800
Cor(kg)
Maximum speed
6 300
Grease Grease lubrication
10 000
oil Oil lubrication
Bearing designation
RNA 4907
Without inner ring
NA 4907
With inner ring
Inner ringOverall dimensions
35
d Bore diameter
20
B Thickness
installation dimensions
39
da
51
Da
0.6
ra
Mass weight(kg)
0.11 0.17
approx
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