NU228R KOYO Single-row cylindrical roller bearings
Brand Name:KOYO
Model Number:NU228R
Bearing number:4T-LM501349/LM501314
Size (mm):41.275x73.431x21.43
Bore Diameter (mm):41,275
Outer Diameter (mm):73,431
Width (mm):21,43
d:41,275 mm
D:73,431 mm
T:21,43 mm
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Product Details

Bearing number4T-LM501349/LM501314
Size (mm)41.275x73.431x21.43
Bore Diameter (mm)41,275
Outer Diameter (mm)73,431
Width (mm)21,43
d41,275 mm
D73,431 mm
T21,43 mm
B19,812 mm
C16,604 mm
ra1 max.0,8 mm
a3,3 mm
Da66 mm
db46,5 mm
ra max.3,5 mm
da53 mm
Db70 mm
Weight0,355 Kg
Basic dynamic load rating (C)56 kN
Basic static load rating (C0)69,5 kN
(Grease) Lubrication Speed5 000 r/min
(Oil) Lubrication Speed6 600 r/min
Calculation factor (e)0,4
Calculation factor (Y0)0,83
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Company Profile

LY　MANUFACTURING CO.,LTD.
Phone 91-22-28768900
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