Bearing 3877/3820 (NSK)

Tapered roller bearings 3877/3820

Bearing number : 3877/3820

Size (mm) : 41.275x85.725x30.162

Brand : NSK

Bore Diameter (mm) : 41,275

Outer Diameter (mm) : 85,725

Width (mm) : 30,162

Bearing dimensions and specification in NSK catalogue:

d - 41,275 mm

D - 85,725 mm

T - 30,162 mm

B - 30,162 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 21,8 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 73 mm

db - 50 mm

ra max. - 3,5 mm

da - 57 mm

Db - 81 mm

Weight - 0,791 Kg

Basic dynamic load rating (C) - 91 kN

Basic static load rating (C0) - 115 kN

(Grease) Lubrication Speed - 4300 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,5

Designation

Bore Dia, mm

Outer Dia, mm: