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Needle roller bearing
NA4868-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
340 mm
D
420 mm
B
80 mm
Cr
730000 N
Cor
1940000 N
Cur
255000 N
Reference speed
620 rpm
Limiting speed
1270 rpm
Mounting dimensions
F
370 mm
Inner ring raceway diameter
r min
2.1 mm
Minimum chamfer size
s
2 mm
Axial displacement
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature