KOYO Bearing

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KOYO Bearing
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Bearing 30305JR

Tapered roller bearing 30305JR

Bearing number : 30305JR

Size (mm) : 25x62x18.25

Brand : KOYO

Bore Diameter (mm) : 25

Outer Diameter (mm) : 62

Width (mm) : 18,25

Bearing dimensions and specification in KOYO catalogue:

d - 25 mm

D - 62 mm

T - 18,25 mm

B - 17 mm

C - 15 mm

a - 12,9 mm

r min. - 1,5 mm

r2 min. - 1,5 mm

da min. - 33,5 mm

da max - 34 mm

Da min - 54 mm

Da max. - 54 mm

Db min. - 57 mm

ra max. - 1,5 mm

rb max. - 1,5 mm

Weight - 0,273 Kg

Basic dynamic load rating (C) - 48,2 kN

Basic static load rating (C0) - 46,9 kN

(Grease) Lubrication Speed - 6800 r/min

(Oil) Lubrication Speed - 9000 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 1,1

Calculation factor (Y1) - 2

Tags :  KOYO , 25x62x18.25

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