Bearing 30244 (NACHI)

Tapered roller bearings 30244

Bearing number : 30244

Size (mm) : 220x400x72

Brand : NACHI

Bore Diameter (mm) : 220

Outer Diameter (mm) : 400

Width (mm) : 72

Bearing dimensions and specification in NACHI catalogue:

d - 220 mm

D - 400 mm

T - 72 mm

B - 65 mm

C - 54 mm

a - -9.9 mm

r1 min. - 5 mm

r2 min. - 4 mm

Weight - 34.7 Kg

Basic dynamic load rating (C) - 825000 kN

Basic static load rating (C0) - 1240000 kN

(Grease) Lubrication Speed - 850 r/min

(Oil) Lubrication Speed - 1200 r/min

Calculation factor (e) - 0.49

Calculation factor (Y0) - 0.68

Calculation factor (Y1) - 1.23

Designation

Bore Dia, mm

Outer Dia, mm: