Bearing 30312JR (KOYO)

Tapered roller bearings 30312JR

Bearing number : 30312JR

Size (mm) : 60x130x33.5

Brand : KOYO

Bore Diameter (mm) : 60

Outer Diameter (mm) : 130

Width (mm) : 33,5

Bearing dimensions and specification in KOYO catalogue:

d - 60 mm

D - 130 mm

T - 33,5 mm

B - 31 mm

C - 26 mm

a - 26,9 mm

r min. - 3 mm

r2 min. - 2,5 mm

da min. - 74 mm

da max - 77 mm

Da min - 112 mm

Da max. - 118 mm

Db min. - 120 mm

ra max. - 2,5 mm

rb max. - 2 mm

Weight - 2,08 Kg

Basic dynamic load rating (C) - 173 kN

Basic static load rating (C0) - 201 kN

(Grease) Lubrication Speed - 3100 r/min

(Oil) Lubrication Speed - 4100 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y1) - 1,74

Designation

Bore Dia, mm

Outer Dia, mm: