Bearing 2789/2720 (NSK)

Tapered roller bearings 2789/2720

Bearing number : 2789/2720

Size (mm) : 39.688x76.2x23.812

Brand : NSK

Bore Diameter (mm) : 39,688

Outer Diameter (mm) : 76,2

Width (mm) : 23,812

Bearing dimensions and specification in NSK catalogue:

d - 39,688 mm

D - 76,2 mm

T - 23,812 mm

B - 25,654 mm

C - 19,05 mm

ra1 max. - 3,3 mm

a - 15,9 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 66 mm

db - 45 mm

ra max. - 3,5 mm

da - 52 mm

Db - 70 mm

Weight - 0,479 Kg

Basic dynamic load rating (C) - 73,5 kN

Basic static load rating (C0) - 91 kN

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 6700 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 1,1

Calculation factor (Y1) - 2

Designation

Bore Dia, mm

Outer Dia, mm: