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SKF / Tapered roller bearings

SKF BT4-8166 E81/C600

Four-row tapered roller bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
409.575 mm
Outside diameterD
546.1 mm
Dynamic load ratingC
5850 kN
Static load ratingC0
12500 kN
Mass≈m
215 kg
Bore diameter
409.575 mm

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 specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionTapered roller bearings
Bore diameterd409.575 mm
Outside diameterD546.1 mm
Basic dynamic load ratingC5850 kN
Basic static load ratingC012500 kN
Mass≈m215 kg
SealingSeal on both sides
CageSheet metal
LubricantNone
Dimensions6 parameters
Dimensions
ParameterSymbolValue
Bore diameter409.575 mm
Outside diameter546.1 mm
Width, total334.962 mm
Width, inner ring334.962 mm
Width, outer ring334.962 mm
Contact angle14.8 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryTapered roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/tapered-roller-bearings/four-row-tapered-roller-bearings
Structure group IDBT4_001
Available from SKFYes
RemanufacturableYes
Logistics2 parameters
Logistics
ParameterSymbolValue
Product net weight215.0 kg
eClass code23-05-09-10
Performance3 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating5850.0 kN
Basic static load rating12500.0 kN
SKF performance classSKF Explorer
Properties16 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
DesignTQO
Number of rows4
Locating feature, bearing outer ringWithout
Bore typeCylindrical with helical groove
CageSheet metal
Arrangement of contact angle (double-row bearing)Not applicable
Matched arrangementNo
CoatingWithout
SealingSeal on both sides
Sealing typeContact
LubricantNone
Relubrication featureWith
Candidate for remanufacturingYes
Indicative carbon footprint for new product796.0 kg CO 2 e
Indicative carbon footprint for remanufactured product264.0 kg CO 2 e

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
SKF BT4-8166 E81/C600
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

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