Bearing 3781/3730 (NACHI)

Tapered roller bearings 3781/3730

Bearing number : 3781/3730

Size (mm) : 49.212x93.264x30.162

Brand : NACHI

Bore Diameter (mm) : 49.212

Outer Diameter (mm) : 93.264

Width (mm) : 30.162

Bearing dimensions and specification in NACHI catalogue:

d - 49.212 mm

D - 93.264 mm

T - 30.162 mm

B - 30.302 mm

C - 23.812 mm

a - 8.4 mm

r1 min. - 3.5 mm

r2 min. - 0.8 mm

Weight - 0,945 Kg

Basic dynamic load rating (C) - 102000 kN

Basic static load rating (C0) - 134000 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0.34

Calculation factor (Y0) - 0.97

Calculation factor (Y1) - 1.8

Designation

Bore Dia, mm

Outer Dia, mm: