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SKF / Thin section bearings

SKF KDN.K25008AR0

Reali-slim thin section angular contact ball bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
250 mm
Outside diameterD
266 mm
WidthB
8 mm
Dynamic load ratingC
7.73 kN
Static load ratingC0
26.9 kN
Limiting speednG
1520 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 specifications12 parameters
Core specifications
ParameterSymbolValue
Variant / constructionThin section bearings
Bore diameterd250 mm
Outside diameterD266 mm
WidthB8 mm
Basic dynamic load ratingC7.73 kN
Basic static load ratingC026.9 kN
Limiting speednG1520 r/min
Mass≈m0.281 kg
SealingWithout
CageBrass or non-metallic composite
Bearing materialBearing steel
LubricantNone
Dimensions5 parameters
Dimensions
ParameterSymbolValue
Bore diameter250.0 mm
Outside diameter266.0 mm
Width8.0 mm
Radial cross section8.0 mm
Contact angle30.0 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryThin section bearings
Official taxonomy path/products/thin-section-bearings/reali-slim-thin-section-bearings
Structure group IDBB1_001_BA1_001_BAQ_001
Available from SKFYes
RemanufacturableNo
Engineering — Calculation data3 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC7.73 kN
Basic static load ratingC 026.9 kN
Limiting speed1520 r/min
Engineering — Dimensions9 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd250 mm
Outside diameterD266 mm
Radial cross sectionH8 mm
WidthB8 mm
Shoulder diameter inner ringd 1≈ 255.943 mm
Shoulder diameter outer ringD 1≈ 260.057 mm
Shoulder diameter outer ringD 4≈ 261.6 mm
Ball diameter3.969 mm
Maximum radius of shaft or housing fillet0.8 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.281 kg
eClass code23-05-08-07
UNSPSC code31171531
Performance3 parameters
Performance
ParameterSymbolValue
Limiting speed1520.0 r/min
Basic dynamic load rating7.73 kN
Basic static load rating26.9 kN
Properties12 parameters
Properties
ParameterSymbolValue
Rolling bearing typeAngular contact ball bearing (type A)
Contact typeNormal contact (two-point contact)
Number of rows1
CageBrass or non-metallic composite
Matched arrangementNo
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Unit systemMetric
Indicative carbon footprint for new product1.0 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF KDN.K25008AR0
Document matching
Exact designation, assembly scope, revision and units must agree.

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