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Needle roller bearing
HK4020 Drawn cup needle roller bearing open end
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
Fw
40 mm
D
47 mm
C
20 mm
Cr
25500 N
Cor
52000 N
Cur
6900 N
Reference speed
4900 rpm
Limiting speed
6600 rpm
Grease lubrication speed
3950 rpm
Mounting dimensions
C1
20 mm
outer ring width
r min
0.8 mm
Minimum chamfer size
Temperature range
T min
-30 °C
Minimum operating temperature
T max
140 °C
Maximum operating temperature