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Needle roller bearing
NA4904-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
20 mm
D
37 mm
B
17 mm
Cr
23700 N
Cor
25500 N
Cur
4700 N
Reference speed
9400 rpm
Limiting speed
16900 rpm
Mounting dimensions
F
25 mm
Inner ring raceway diameter
r min
0.3 mm
Minimum chamfer size
s
0.8 mm
Axial displacement
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature