Bearing 663/653 (NACHI)

Tapered roller bearings 663/653

Bearing number : 663/653

Size (mm) : 146.050x82.550x41.275

Brand : NACHI

Bore Diameter (mm) : 146.050

Outer Diameter (mm) : 82.550

Width (mm) : 41.275

Bearing dimensions and specification in NACHI catalogue:

d - 82.550 mm

D - 146.050 mm

T - 41.275 mm

B - 41.275 mm

C - 31.750 mm

a - 8.0 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 2,74 Kg

Basic dynamic load rating (C) - 188000 kN

Basic static load rating (C0) - 260000 kN

(Grease) Lubrication Speed - 2500 r/min

(Oil) Lubrication Speed - 3300 r/min

Calculation factor (e) - 0.41

Calculation factor (Y0) - 0.81

Calculation factor (Y1) - 1.5

Designation

Bore Dia, mm

Outer Dia, mm: