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Spherical roller bearings
231/900-B-MB Spherical Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
900 mm
D
1420 mm
B
412 mm
Cr
18000000 N
Cor
40500000 N
Cur
2600000 N
Reference speed
149 rpm
Limiting speed
365 rpm
Mounting dimensions
da min
948 mm
Shaft shoulder minimum diameter ,
rmin
12 mm
Minimum chamfer size ,
Da max
1,372 mm
Maximum diameter of housing shoulder ,
ra max
10 mm
Maximum pocket radius ,
ds
12.5 mm
Lubrication hole diameter ,
ns
23.5 mm
Lubrication groove width
Temperature range
T min
-30 °C
Minimum operating temperature
T max
200 °C
Maximum operating temperature
Calculation coefficient
e
0.29
Fa/Fr corresponds to different X and Y coefficients
Y1
2.33
Axial dynamic load factor
Y2
3.47
Axial dynamic load factor
Y0
2.28
Axial static load factor