TIMKEN 3984/3920B bearing


The national bearings vs timken bearing temperature gradually rises from the start of the operation, and the temperature is usually stable after 1 to 2 hours. If the national bearings vs timken bearing is poorly installed, the temperature will rise sharply and an abnormally high temperature will occur.



Tapered roller bearings 3984/3920B

Bearing number : 3984/3920B

Brand : Timken

Bore Diameter (mm) : 66,675

Outer Diameter (mm) : 117,4

Bearing dimensions and specification in Timken catalogue:

d - 66,675 mm

D - 112,712 mm

D1 - 117,4 mm

T1 - 11,112 mm

B - 30,048 mm

C - 23,812 mm

R - 3,6 mm

r - 3,3 mm

a - -4,6 mm

D1 - 117,373 mm

Da - 99 mm

db - 80 mm

C2 - 4,762 mm

da - 74 mm

Weight - 1,18 Kg

Basic dynamic load rating (C) - 191 kN

Basic static load rating (C0) - 191 kN

Limiting speed - 4600 r/min

Factor (G1) - 75,2

Factor (G2) - 21,3

Factor (K) - 1,45

Basic dynamic load rating (C90) - 33,3

Basic dynamic load rating (Ca90) - 22,9

Basic dynamic load rating (C1) - 129 kN

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

Bearing 3984/3920B

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