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SKF / Tapered roller bearings

SKF BT2-8143/HA1

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

Technical data available
Bore diameterd
400 mm
Outside diameterD
540 mm
WidthB
170 mm
Dynamic load ratingC
2782 kN
Static load ratingC0
6300 kN
Mass≈m
106 kg

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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
Variant / constructionTapered roller bearings
Bore diameterd400 mm
Outside diameterD540 mm
WidthB170 mm
Basic dynamic load ratingC2782 kN
Basic static load ratingC06300 kN
Fatigue load limitPu490 kN
Mass≈m106 kg
SealingWithout
CageSheet metal
LubricantNone
Dimensions6 parameters
Dimensions
ParameterSymbolValue
Bore diameter400.0 mm
Outside diameter540.0 mm
Width, total170.0 mm
Width, inner ring170.0 mm
Width, outer ring135.0 mm
Contact angle11.7 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryTapered roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/tapered-roller-bearings/double-row-tapered-roller-bearings
Structure group IDBT2_001
Available from SKFYes
RemanufacturableYes
Engineering — Calculation data10 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC2782 kN
Basic static load ratingC 06300 kN
Fatigue load limitP u490 kN
Limiting valuee0.31
Calculation factorY 12.2
Calculation factorY 23.3
Calculation factorY 02.2
Comparative radial load ratingC F680 kN
Comparative axial load ratingC Fa206 kN
Thrust factorK1.9
Engineering — Dimensions9 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd400 mm
Outside diameterD540 mm
Total widthT170 mm
Width of outer ringC135 mm
Shoulder diameter of inner ring (large side face)d 1463.6 mm
Raceway diameter of outer ring (large side face)D 1518.362 mm
Chamfer dimension of inner ringr 1,2min. 3.3 mm
Chamfer dimension of outer ringr 3,4min. 1.5 mm
Distance between pressure pointsa176 mm
Engineering — Engineering specifications1 parameter
Engineering — Engineering specifications
ParameterSymbolValue
Design variant/featureTDO/D
Logistics2 parameters
Logistics
ParameterSymbolValue
Product net weight106.0 kg
eClass code23-05-09-10
Performance2 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating2782.0 kN
Basic static load rating6300.0 kN
Properties15 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
DesignTDO
Number of rows2
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageSheet metal
Arrangement of contact angle (double-row bearing)Back-to-back (O)
Matched arrangementNo
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWith
Candidate for remanufacturingYes
Indicative carbon footprint for new product391.0 kg CO 2 e
Indicative carbon footprint for remanufactured product130.0 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF BT2-8143/HA1
Document matching
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