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SKF / Angular contact ball bearings

SKF 3318 DMA/VB188

Double row angular contact ball bearing with two-piece inner ring technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
90 mm
Outside diameterD
190 mm
WidthB
73 mm
Dynamic load ratingC
225 kN
Static load ratingC0
250 kN
Limiting speednG
3200 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 / constructionAngular contact ball bearings
Bore diameterd90 mm
Outside diameterD190 mm
WidthB73 mm
Basic dynamic load ratingC225 kN
Basic static load ratingC0250 kN
Reference speednref3800 r/min
Limiting speednG3200 r/min
Mass≈m10.2 kg
SealingWithout
CageMachined brass
Bearing materialBearing steel
LubricantNone
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter90.0 mm
Outside diameter190.0 mm
Width73.0 mm
Contact angle45.0 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryAngular contact ball bearings
Official taxonomy path/products/rolling-bearings/ball-bearings/angular-contact-ball-bearings/double-row-angular-contact-ball-bearings
Structure group IDBA2_001
Available from SKFYes
RemanufacturableNo
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight10.2 kg
eClass code23-05-08-03
UNSPSC code31171531
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating225.0 kN
Basic static load rating250.0 kN
Reference speed3800.0 r/min
Limiting speed3200.0 r/min
Properties15 parameters
Properties
ParameterSymbolValue
Contact typeNormal contact (two-point contact)
Number of rows2
Locating feature, bearing outer ringWithout
Ring typeTwo-piece inner ring and one-piece outer ring
CageMachined brass
Arrangement of contact angle (double-row bearing)Back-to-back (O)
Matched arrangementNo
Universal matching bearingNo
Axial internal clearanceCN
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product37.7 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 3318 DMA/VB188
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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