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SKF / Tapered roller bearings

SKF BT4B 334031/HA4C1800

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

Technical data available
Bore diameterd
1001 mm
Outside diameterD
1360 mm
Dynamic load ratingC
27500 kN
Static load ratingC0
81500 kN
Mass≈m
3391 kg
Bore diameter
1001.0 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Variant / constructionTapered roller bearings
Bore diameterd1001 mm
Outside diameterD1360 mm
Basic dynamic load ratingC27500 kN
Basic static load ratingC081500 kN
Fatigue load limitPu4750 kN
Mass≈m3391 kg
SealingWithout
CageMachined brass
LubricantNone
Dimensions6 parameters
Dimensions
ParameterSymbolValue
Bore diameter1001.0 mm
Outside diameter1360.0 mm
Width, total800.0 mm
Width, inner ring800.0 mm
Width, outer ring800.0 mm
Contact angle12.2 °
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
Engineering — Calculation data10 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC27500 kN
Basic static load ratingC 081500 kN
Fatigue load limitP u4750 kN
Comparative radial load ratingC F7350 kN
Comparative axial load ratingC Fa1149 kN
Thrust factorK1.8
Limiting valuee0.33
Calculation factorY 12
Calculation factorY 23
Calculation factorY 02
Engineering — Dimensions8 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd1001 mm
Outside diameterD1360 mm
Total bearing width over inner ringsB800 mm
Total bearing width over outer ringsT800 mm
Abutment diameter shaftd 1≈ 1070 mm
Abutment diameter housingD 1≈ 1238 mm
Chamfer dimension inner ringr 1,2min. 12 mm
Outer ring radius (chamfer)r 3,4min. 12.7 mm
Engineering — Engineering specifications2 parameters
Engineering — Engineering specifications
ParameterSymbolValue
Design variant/featureTQO.1
Bore typeCylindrical
Logistics2 parameters
Logistics
ParameterSymbolValue
Product net weight3391.0 kg
eClass code23-05-09-10
Performance2 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating27500.0 kN
Basic static load rating81500.0 kN
Properties15 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
DesignTQO
Number of rows4
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageMachined brass
Arrangement of contact angle (double-row bearing)Not applicable
Matched arrangementNo
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Candidate for remanufacturingYes
Indicative carbon footprint for new product12547.0 kg CO 2 e
Indicative carbon footprint for remanufactured product4171.0 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF BT4B 334031/HA4C1800
Document matching
Exact designation, assembly scope, revision and units must agree.

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