Bearing 30252 (NACHI)

Tapered roller bearings 30252

Bearing number : 30252

Size (mm) : 260x480x89

Brand : NACHI

Bore Diameter (mm) : 260

Outer Diameter (mm) : 480

Width (mm) : 89

Bearing dimensions and specification in NACHI catalogue:

d - 260 mm

D - 480 mm

T - 89 mm

B - 80 mm

C - 67 mm

a - -4 mm

r1 min. - 6 mm

r2 min. - 5 mm

Weight - 62.6 Kg

Basic dynamic load rating (C) - 1240000 kN

Basic static load rating (C0) - 1800000 kN

(Grease) Lubrication Speed - 700 r/min

(Oil) Lubrication Speed - 950 r/min

Calculation factor (e) - 0.43

Calculation factor (Y0) - 0.76

Calculation factor (Y1) - 1.38

Designation

Bore Dia, mm

Outer Dia, mm: