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Bearing 4T-JM205149/JM205110 (NTN)
Tapered roller bearings 4T-JM205149/JM205110
Bearing number : 4T-JM205149/JM205110
Size (mm) : 50x90x28
Brand : NTN
Bore Diameter (mm) : 50
Outer Diameter (mm) : 90
Width (mm) : 28
Bearing dimensions and specification in NTN catalogue:
d - 50 mm
D - 90 mm
T - 28 mm
B - 28 mm
C - 23 mm
ra1 max. - 2,5 mm
a - 7,4 mm
Da - 80 mm
db - 57 mm
ra max. - 3 mm
da - 62 mm
Db - 85 mm
Weight - 0,752 Kg
Basic dynamic load rating (C) - 106 kN
Basic static load rating (C0) - 141 kN
(Grease) Lubrication Speed - 4 100 r/min
(Oil) Lubrication Speed - 5 400 r/min
Calculation factor (e) - 0,33
Calculation factor (Y0) - 1
Calculation factor (Y2) - 1,82
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