Bearing 757/752 (NACHI)

Tapered roller bearings 757/752

Bearing number : 757/752

Size (mm) : 161.925x82.550x47.625

Brand : NACHI

Bore Diameter (mm) : 161.925

Outer Diameter (mm) : 82.550

Width (mm) : 47.625

Bearing dimensions and specification in NACHI catalogue:

d - 82.550 mm

D - 161.925 mm

T - 47.625 mm

B - 48.260 mm

C - 38.100 mm

a - 12.1 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 4,55 Kg

Basic dynamic load rating (C) - 273000 kN

Basic static load rating (C0) - 390000 kN

(Grease) Lubrication Speed - 2300 r/min

(Oil) Lubrication Speed - 3100 r/min

Calculation factor (e) - 0.34

Calculation factor (Y0) - 0.97

Calculation factor (Y1) - 1.8

Designation

Bore Dia, mm

Outer Dia, mm: