Home > Bearings Catalogue Online > Cylindrical Roller Bearings
Bearing 21306EK (NACHI)
Cylindrical roller bearings 21306EK
Bearing number : 21306EK
Size (mm) : 30x72x19
Brand : NACHI
Bore Diameter (mm) : 30
Outer Diameter (mm) : 72
Width (mm) : 19
Bearing dimensions and specification in NACHI catalogue:
d - 30 mm
D - 72 mm
B - 19 mm
C - 19 mm
r min. - 1,1 mm
Weight - 0,43 Kg
Basic dynamic load rating (C) - 83 kN
Basic static load rating (C0) - 62,5 kN
(Grease) Lubrication Speed - 8000 r/min
(Oil) Lubrication Speed - 9500 r/min
Calculation factor (e) - 0,27
Calculation factor (Y0) - 2,43
Calculation factor (Y1) - 2,49
Calculation factor (Y2) - 3,71
Search bearings
Bore Dia, mm
Outer Dia, mm:
Bearings Catalogue