Tapered roller bearings 3382/3339
Bearing number : 3382/3339
Size (mm) : 39.688x80.035x29.37
Brand : Timken
Bore Diameter (mm) : 39,688
Outer Diameter (mm) : 80,035
Width (mm) : 29,37
Bearing dimensions and specification in Timken catalogue:
d - 39,688 mm
D - 80,035 mm
T - 29,37 mm
B - 30,391 mm
C - 23,812 mm
R - 3,6 mm
r - 1,5 mm
a - -10,9 mm
Da - 74,5 mm
db - 52 mm
da - 45,5 mm
Db - 71 mm
Aa - 1,8 mm
Ab - 1,1 mm
Weight - 0,66 Kg
Basic static load rating (C0) - 129 kN
Factor (G1) - 34,6
Factor (G2) - 12,1
Factor (Cg) - 0,0183
Factor (K) - 2,14
Basic dynamic load rating (C90) - 27,6
Basic dynamic load rating (Ca90) - 12,9
Basic dynamic load rating (C1) - 106 kN
Calculation factor (e) - 0,27
Calculation factor (Y) - 2,2
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Koyo Bearing Opinions? | Maverick/Comet Foru
a rep from timken came to my shop and i asked about the difference and he said the hardening process that timken uses is far superior to koyo. ford put a koyo bearing in there 8.8s only in the inner pinion bearing position. it is the biggest bearing in the diff and i suspect ford saved allot of money on using a cheaper bearing.
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