KOYO 30252 bearing

Bearing 30252

KOYO 30252 bearing, Size: 260x480x89. KOYO 30252 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearing 30252

Bearing number : 30252

Size (mm) : 260x480x89

Brand : KOYO

Bore Diameter (mm) : 260

Outer Diameter (mm) : 480

Width (mm) : 89

Bearing dimensions and specification in KOYO catalogue:

d - 260 mm

D - 480 mm

T - 89 mm

B - 80 mm

C - 67 mm

a - 93,6 mm

r min. - 6 mm

r2 min. - 5 mm

da min. - 288 mm

da max - 310 mm

Da min - 415 mm

Da max. - 458 mm

Db min. - 450 mm

ra max. - 5 mm

rb max. - 4 mm

Weight - 64,9 Kg

Basic dynamic load rating (C) - 1210 kN

Basic static load rating (C0) - 1860 kN

(Grease) Lubrication Speed - 650 r/min

(Oil) Lubrication Speed - 870 r/min

Calculation factor (e) - 0,42

Calculation factor (Y0) - 0,79

Calculation factor (Y1) - 1,44

Tags :  KOYO , 260x480x89

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