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Spherical roller bearings
230SM300-MA Spherical Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
300 mm
D
480 mm
B
121 mm
Cr
1870000 N
Cor
3200000 N
Cur
260000 N
Reference speed
32000 rpm
Limiting speed
530 rpm
Mounting dimensions
rmin
4 mm
Minimum chamfer size
d1
300 mm
Inner diameterIR/WS
Mi
120 Nm
Clamping bolt tightening torque
Ma
69 Nm
Clamping bolt tightening torque
B
186 mm
Inner ring width
Temperature range
T min
-30 °C
Minimum operating temperature
T max
200 °C
Maximum operating temperature
Calculation coefficient
e
0.23
Fa/Fr corresponds to different X and Y coefficients
Y1
2.9
Axial dynamic load factor
Y2
4.31
Axial dynamic load factor
Y0
2.83
Axial static load factor