
Tapered roller bearings A4049/A4138
Bearing number : A4049/A4138
Size (mm) : 12.68x34.987x10.998
Brand : Timken
Bore Diameter (mm) : 12,68
Outer Diameter (mm) : 34,987
Width (mm) : 10,998
Bearing dimensions and specification in Timken catalogue:
d - 12,68 mm
D - 34,987 mm
T - 10,998 mm
B - 10,988 mm
C - 8,73 mm
R - 0,8 mm
r - 1,3 mm
a - -2,5 mm
Da - 32 mm
db - 17,5 mm
da - 17,5 mm
Db - 29 mm
Aa - 0,1 mm
Ab - 1,1 mm
Weight - 0,05 Kg
Basic static load rating (C0) - 11,5 kN
Factor (G1) - 2,3
Factor (G2) - 4,1
Factor (Cg) - 0,0072
Factor (K) - 1,29
Basic dynamic load rating (C90) - 3,16
Basic dynamic load rating (Ca90) - 2,45
Basic dynamic load rating (C1) - 12,2 kN
Calculation factor (e) - 0,45
Calculation factor (Y) - 1,32





