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  1. INA Tapered roller bearing

Tapered roller bearing>30228-A

Main dimensions according to DIN ISO 355 / DIN 720, separable, adjustable or in pairs

d140 mm
D250 mm
T45,75 mm
a48 mm
B42 mm
C36 mm
Ca min9 mm
Cb min9,5 mm
Da max236 mm
Da min219 mm
Db min234 mm
d1187 mm
da max163 mm
db min154 mm
r1, 2 min4 mm
r3, 4 min3 mm
ra max4 mm
rb max3 mm
m8,81 kg
Weight
Cr415000 N
Basic dynamic load rating,Path item
C0r560000 N
Basic static load rating,Path item
e0,44
Y1,38
Y00,76
Cur66000 N
Fatigue limit load,Path item
nG2600 1/min
Limit speed
nB2030 1/min
Reference speed
T4FB140
Corresponding model according to DIN ISO 355
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