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TIMKEN / Tdi - tapered double inner

TIMKEN 13678SD-90010

Tapered roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
39.548 mm
Outside diameterD
69.012 mm
WidthB
41.275 mm
Dynamic load ratingC
93.2 kN
Static load ratingC0
136 kN
Mass≈m
0.95 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications11 parameters
Core specifications
ParameterSymbolValue
Series13600
Variant / constructionTDI - Tapered Double Inner
Bore diameterd39.548 mm
Outside diameterD69.012 mm
WidthB41.275 mm
Basic dynamic load ratingC93.2 kN
Basic static load ratingC0136 kN
Mass≈m0.95 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.45
Y1 Factor1.68
Y2 Factor2.50
Y0 Factor1.64
E Factor0.40
Cg Factor0.0713
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100014007
World Assembly Part Number13678-SD_13620
Inner Ring Part Number13678-SD
Outer Ring Part Number13620
Drawing NumberB-188664
Upc0053893178509
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.663
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTDI - Tapered Double Inner
ConstructionDouble Row Tapered Roller Bearing Assembly | Imperial Series | 1.5570 in Bore | 2.7170 in OD | 1.6250 in Width | Open | Square Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows2
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating24,200 N
Axial Rating9,550 N
Dynamic Rating C193,200 N
Dynamic Rating C9024,200 N
Dynamic Axial Rating Ca909,550 N
Dynamic Axial Rating Ca136,900 N
Static Radial Rating C0136,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A79,500 N

Technical documents & data sheet

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Record identity
TIMKEN 13678SD-90010
Document matching
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