KOYO 621/612 bearing

Bearing 621/612

KOYO 621/612 bearing, Size: 53.975x120.65x41.275. KOYO 621/612 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearing 621/612

Bearing number : 621/612

Size (mm) : 53.975x120.65x41.275

Brand : KOYO

Bore Diameter (mm) : 53,975

Outer Diameter (mm) : 120,65

Width (mm) : 41,275

Bearing dimensions and specification in KOYO catalogue:

d - 53,975 mm

D - 120,65 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

a - 27,3 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 70 mm

Da - 105 mm

db min - 63 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 110 mm

Weight - 2,213 Kg

Basic dynamic load rating (C) - 174 kN

Basic static load rating (C0) - 217 kN

(Grease) Lubrication Speed - 3500 r/min

(Oil) Lubrication Speed - 4600 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,05

Calculation factor (Y1) - 1,91

Tags :  KOYO , 53.975x120.65x41.275

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