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Spherical roller bearings
238/630-XL-K-MA1 Spherical Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
630 mm
D
780 mm
B
112 mm
Cr
2650000 N
Cor
6400000 N
Cur
590000 N
Reference speed
410 rpm
Limiting speed
860 rpm
Mounting dimensions
da min
644.6 mm
Shaft shoulder minimum diameter ,
rmin
4 mm
Minimum chamfer size ,
Da max
765.4 mm
Maximum diameter of housing shoulder ,
ra max
3 mm
Maximum pocket radius ,
ds
8 mm
Lubrication hole diameter ,
ns
15 mm
Lubrication groove width
Temperature range
T min
-30 °C
Minimum operating temperature
T max
200 °C
Maximum operating temperature
Calculation coefficient
e
0.12
Fa/Fr corresponds to different X and Y coefficients
Y1
5.51
Axial dynamic load factor
Y2
8.21
Axial dynamic load factor
Y0
5.39
Axial static load factor