Bearing 45290/45221 (NACHI)

Tapered roller bearings 45290/45221

Bearing number : 45290/45221

Size (mm) : 104.775x57.150x30.162

Brand : NACHI

Bore Diameter (mm) : 104.775

Outer Diameter (mm) : 57.150

Width (mm) : 30.162

Bearing dimensions and specification in NACHI catalogue:

d - 57.150 mm

D - 104.775 mm

T - 30.162 mm

B - 30.958 mm

C - 23.812 mm

a - 8.0 mm

r1 min. - 2.3 mm

r2 min. - 0.8 mm

Weight - 1,115 Kg

Basic dynamic load rating (C) - 131000 kN

Basic static load rating (C0) - 171000 kN

(Grease) Lubrication Speed - 3500 r/min

(Oil) Lubrication Speed - 4700 r/min

Calculation factor (e) - 0.33

Calculation factor (Y0) - 0.99

Calculation factor (Y1) - 1.8

Designation

Bore Dia, mm

Outer Dia, mm: