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SKF / Spherical roller bearings

SKF 239/670 CAK/C3W33

Spherical roller bearing with tapered bore and relubrication features technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
670 mm
Outside diameterD
900 mm
WidthB
170 mm
Dynamic load ratingC
5146 kN
Static load ratingC0
10800 kN
Limiting speednG
670 r/min

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 specifications13 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSpherical roller bearings
Bore diameterd670 mm
Outside diameterD900 mm
WidthB170 mm
Basic dynamic load ratingC5146 kN
Basic static load ratingC010800 kN
Reference speednref360 r/min
Limiting speednG670 r/min
Mass≈m301 kg
Internal clearanceC3
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter670.0 mm
Outside diameter900.0 mm
Width170.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categorySpherical roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/spherical-roller-bearings
Structure group IDBS2_001
Available from SKFYes
RemanufacturableYes
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight301.0 kg
eClass code23-05-09-11
UNSPSC code31171510
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating5146.0 kN
Basic static load rating10800.0 kN
Reference speed360.0 r/min
Limiting speed670.0 r/min
SKF performance classSKF Explorer
Properties13 parameters
Properties
ParameterSymbolValue
Number of rows2
Locating feature, bearing outer ringWithout
Bore typeTapered 1:12
CageMachined brass
Radial internal clearanceC3
Tolerance class for dimensionsNormal
Tolerance class for run-outNormal
SealingWithout
LubricantNone
Relubrication featureWith
Candidate for remanufacturingYes
Indicative carbon footprint for new product1114.0 kg CO 2 e
Indicative carbon footprint for remanufactured product370.0 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 239/670 CAK/C3W33
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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