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Needle roller bearing
NA4844-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
220 mm
D
270 mm
B
50 mm
Cr
275000 N
Cor
790000 N
Cur
112000 N
Reference speed
1110 rpm
Limiting speed
1980 rpm
Mounting dimensions
F
240 mm
Inner ring raceway diameter
r min
1.5 mm
Minimum chamfer size
s
1.5 mm
Axial displacement
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature