Single Row Tapered Roller Bearings (Metric Series)

30248

Designation

DIN720 30248

ISO355 --

Boundary dimensions(mm)

d 240

D 440

B 72

C 60

T 79

r1,r2 min 5

r3,r4 min 4

a --

Speed ratings

grease 800

oil 1100

Load ratings[kN]

dyn Cr 990

stat Cor 1400

Calculation factors

e 0.44

Y 1.4

Y0 0.74

Abutment and fillet dimensions(mm)

Da max 290

db min 267

Da min 401

Db min 422

Ca min --

Cb min --

Mass (kg) 45.2

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