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Deep groove ball bearing
6311-M-J20AA Deep groove ball bearing
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Main Dimensions & Performance Data
d
55 mm
D
120 mm
B
29 mm
Cr
83000 N
Cor
47500 N
Cur
3250 N
Reference speed
7100 rpm
Limiting speed
11000 rpm
Mounting dimensions
da min
61 mm
Minimum diameter of shaft shoulder
rmin
2 mm
Minimum chamfer size
D1
92.1 mm
Inner ring flange diameter
Da max
99 mm
Maximum diameter of bearing block shoulder
ra max
2 mm
Maximum cavity radius
d1
68.3 mm
Shoulder diameter inner ring
Temperature range
Tmin
-30 °C
Minimum operating temperature
Tmax
150 °C
Maximum operating temperature
Calculation coefficient
f0
13.3
Calculation coefficient