Bearing 30308DJR (KOYO)

Tapered roller bearings 30308DJR

Bearing number : 30308DJR

Size (mm) : 40x90x25.25

Brand : KOYO

Bore Diameter (mm) : 40

Outer Diameter (mm) : 90

Width (mm) : 25,25

Bearing dimensions and specification in KOYO catalogue:

d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 17 mm

a - 29,9 mm

r min. - 2 mm

r2 min. - 1,5 mm

da min. - 50 mm

da max - 51 mm

Da min - 71 mm

Da max. - 80 mm

Db min. - 86,5 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,757 Kg

Basic dynamic load rating (C) - 80,5 kN

Basic static load rating (C0) - 90,2 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

Designation

Bore Dia, mm

Outer Dia, mm: