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SKF / Tapered roller bearings

SKF BT4-0040 E81/C355

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

Technical data available
Bore diameterd
220.662 mm
Outside diameterD
314.325 mm
Dynamic load ratingC
2120 kN
Static load ratingC0
4000 kN
Mass≈m
56.9 kg
Bore diameter
220.662 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 diameterd220.662 mm
Outside diameterD314.325 mm
Basic dynamic load ratingC2120 kN
Basic static load ratingC04000 kN
Mass≈m56.9 kg
SealingSeal on both sides
CageSheet metal
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter220.662 mm
Outside diameter314.325 mm
Contact angle14.7 °
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 weight56.9 kg
eClass code23-05-09-10
Performance2 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating2120.0 kN
Basic static load rating4000.0 kN
Properties15 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
DesignTQO
Locating feature, bearing outer ringWithout
Bore typeCylindrical
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 product210.0 kg CO 2 e
Indicative carbon footprint for remanufactured product69.9 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF BT4-0040 E81/C355
Document matching
Exact designation, assembly scope, revision and units must agree.

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