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NACHI 02872/02820 bearing

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Bearing 02872/02820

Tapered roller bearings 02872/02820

Bearing number : 02872/02820

Size (mm) : 28.575x73.025x22.225

Brand : NACHI

Bore Diameter (mm) : 28.575

Outer Diameter (mm) : 73.025

Width (mm) : 22.225

Bearing dimensions and specification in NACHI catalogue:

d - 28.575 mm

D - 73.025 mm

T - 22.225 mm

B - 22.225 mm

C - 17.462 mm

a - 3.8 mm

r1 min. - 0.8 mm

r2 min. - 3.3 mm

Weight - 0,471 Kg

Basic dynamic load rating (C) - 55000 kN

Basic static load rating (C0) - 65500 kN

(Grease) Lubrication Speed - 5200 r/min

(Oil) Lubrication Speed - 7000 r/min

Calculation factor (e) - 0.45

Calculation factor (Y0) - 0.73

Calculation factor (Y1) - 1.3