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Needle roller bearing
NA6909-ZW-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
45 mm
D
68 mm
B
40 mm
Cr
79000 N
Cor
127000 N
Cur
21800 N
Reference speed
4750 rpm
Limiting speed
8600 rpm
Mounting dimensions
F
52 mm
Inner ring raceway diameter
r min
0.6 mm
Minimum chamfer size
s
0.5 mm
Axial displacement
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature