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Needle roller bearing
RNAO40X55X20-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
Fw
40 mm
D
55 mm
C
20 mm
Cr
37000 N
Cor
57000 N
Cur
9100 N
Reference speed
6600 rpm
Limiting speed
11300 rpm
Mounting dimensions
E
47 mm
Outer ring raceway diameter
Db
40.6 mm
Axial Guide NK / Housing Shoulder Diameter
r min
0.3 mm
Minimum chamfer size
db
46.2 mm
Axial guide NK/shaft shoulder diameter
Da
47.5 mm
Outer ring shoulder diameter
ra max
0.3 mm
Maximum pocket radius
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature