Paired Single Row Tapered Roller Bearings (Back to Back)

31330T179XDB

Designation 31330T179XDB

Boundary dimensions（mm）

d 150

D 320

T 179

Load ratings[kN]

dyn Cr 1340

stat Cor 2040

Fatigue load limit [kN]

pu 200

Speed ratings[rpm]

grease 1100

Oil 2000

Mass

kg 58.5

Bearing dimensions

c 115

r1.2 min 5

r5 min 1.5

Abutment and fillet dimensions

db max 170

Db min 300

Cb max 32

ra max 4

rc max 1.5

Calculation factors

e 0.83

Y1 0.81

Y2 1.2

Yo 0.8

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