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SKF / Angular contact ball bearings

SKF QJ 312 N2MA/C2L

Four-point contact ball bearing with locating slots technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
60 mm
Outside diameterD
130 mm
WidthB
31 mm
Dynamic load ratingC
156 kN
Static load ratingC0
137 kN
Limiting speednG
9000 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 / constructionAngular contact ball bearings
Bore diameterd60 mm
Outside diameterD130 mm
WidthB31 mm
Basic dynamic load ratingC156 kN
Basic static load ratingC0137 kN
Limiting speednG9000 r/min
Mass≈m2.09 kg
SealingWithout
CageMachined brass
Bearing materialBearing steel
LubricantNone
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter60.0 mm
Outside diameter130.0 mm
Width31.0 mm
Contact angle35.0 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryAngular contact ball bearings
Official taxonomy path/products/rolling-bearings/ball-bearings/angular-contact-ball-bearings/four-point-contact-ball-bearings
Structure group IDBAQ_001
Available from SKFYes
RemanufacturableNo
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight2.09 kg
eClass code23-05-08-05
UNSPSC code31171538
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating156.0 kN
Basic static load rating137.0 kN
Limiting speed9000.0 r/min
SKF performance classSKF Explorer
Properties14 parameters
Properties
ParameterSymbolValue
Contact typeFour-point contact
Number of rows1
Locating feature, bearing outer ringLocating slot
Ring typeTwo-piece inner ring and one-piece outer ring
CageMachined brass
Matched arrangementNo
Universal matching bearingNo
Axial internal clearanceC2L
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product7.7 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF QJ 312 N2MA/C2L
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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