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Bearing 4T-32008X (NTN)
Tapered roller bearings 4T-32008X
Bearing number : 4T-32008X
Size (mm) : 40x68x19
Brand : NTN
Bore Diameter (mm) : 40
Outer Diameter (mm) : 68
Width (mm) : 19
Bearing dimensions and specification in NTN catalogue:
d - 40 mm
D - 68 mm
T - 19 mm
B - 19 mm
C - 14,5 mm
ra1 max. - 1 mm
a - 15 mm
r min. - 1 mm
r1 min. - 1 mm
da min. - 45,5 mm
Da min - 60 mm
Da max. - 62,5 mm
db max. - 46 mm
Db min. - 65 mm
ra max. - 1 mm
Sa - 4 mm
Sb - 4,5 mm
Weight - 0,273 Kg
Basic dynamic load rating (C) - 50 kN
Basic static load rating (C0) - 65,5 kN
(Grease) Lubrication Speed - 5 300 r/min
(Oil) Lubrication Speed - 7 100 r/min
Calculation factor (e) - 0,38
Calculation factor (Y0) - 0,87
Calculation factor (Y2) - 1,58
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