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Spherical roller bearings
23980-B-MB Spherical Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
400 mm
D
540 mm
B
106 mm
Cr
1830000 N
Cor
4150000 N
Cur
280000 N
Reference speed
710 rpm
Limiting speed
1290 rpm
Mounting dimensions
da min
414.6 mm
Shaft shoulder minimum diameter ,
rmin
4 mm
Minimum chamfer size ,
Da max
525.4 mm
Maximum diameter of housing shoulder ,
ra max
3 mm
Maximum pocket radius ,
ds
9.5 mm
Lubrication hole diameter ,
ns
17.7 mm
Lubrication groove width
Temperature range
T min
-30 °C
Minimum operating temperature
T max
200 °C
Maximum operating temperature
Calculation coefficient
e
0.18
Fa/Fr corresponds to different X and Y coefficients
Y1
3.71
Axial dynamic load factor
Y2
5.52
Axial dynamic load factor
Y0
3.63
Axial static load factor