KOYO 30306JR bearing

Bearing 30306JR

KOYO 30306JR bearing, Size: 30x72x20.75. KOYO 30306JR are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearing 30306JR

Bearing number : 30306JR

Size (mm) : 30x72x20.75

Brand : KOYO

Bore Diameter (mm) : 30

Outer Diameter (mm) : 72

Width (mm) : 20,75

Bearing dimensions and specification in KOYO catalogue:

d - 30 mm

D - 72 mm

T - 20,75 mm

B - 19 mm

C - 16 mm

a - 15,7 mm

r min. - 1,5 mm

r2 min. - 1,5 mm

da min. - 38,5 mm

da max - 40 mm

Da min - 62 mm

Da max. - 63,5 mm

Db min. - 66 mm

ra max. - 1,5 mm

rb max. - 1,5 mm

Weight - 0,411 Kg

Basic dynamic load rating (C) - 59,6 kN

Basic static load rating (C0) - 60,1 kN

(Grease) Lubrication Speed - 5800 r/min

(Oil) Lubrication Speed - 7700 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,05

Calculation factor (Y1) - 1,9

Tags :  KOYO , 30x72x20.75

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