Bearing 31330JR (KOYO)

Tapered roller bearings 31330JR

Bearing number : 31330JR

Size (mm) : 150x320x82

Brand : KOYO

Bore Diameter (mm) : 150

Outer Diameter (mm) : 320

Width (mm) : 82

Bearing dimensions and specification in KOYO catalogue:

d - 150 mm

D - 320 mm

T - 82 mm

B - 75 mm

C - 50 mm

a - 100,1 mm

r min. - 5 mm

r1 min. - 4 mm

r2 min. - 4 mm

da min. - 172 mm

da max - 179 mm

Da min - 272 mm

Da max. - 302 mm

db max. - 179 mm

Db min. - 301 mm

ra max. - 4 mm

rb max. - 3 mm

Db - 301 mm

Weight - 28 Kg

Basic dynamic load rating (C) - 763 kN

Basic static load rating (C0) - 989 kN

(Grease) Lubrication Speed - 980 r/min

(Oil) Lubrication Speed - 1400 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

Designation

Bore Dia, mm

Outer Dia, mm: