Bearing HR303/28

Bearing HR303/28 images
From: Tapered Roller Bearings
Tapered Roller Bearings Bearing HR303/28 Related parameters
Name Value
Bearing number HR303/28
Size (mm) 28x68x19.75
Brand MBY
Bore Diameter (mm) 28
Outer Diameter (mm) 68
Width (mm) 19,75
Bearing dimensions and specification
Name Value
d 28 mm
D 68 mm
T 19,75 mm
B 18 mm
C 15 mm
a 14,5 mm
r min. 1,5 mm
r1 min. 1,5 mm
da min. 39 mm
Da min 58 mm
Da max. 59 mm
db max. 37 mm
Db min. 61 mm
ra max. 1,5 mm
rb max. 1,5 mm
Weight 0,341 Kg
Basic dynamic load rating (C) 55 kN
Basic static load rating (C0) 55,5 kN
(Grease) Lubrication Speed 6000 r/min
(Oil) Lubrication Speed 8000 r/min
Calculation factor (e) 0,31
Calculation factor (Y0) 1,1
Calculation factor (Y1) 1,9

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