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SKF / Tapered roller bearings

SKF 31310/CL7CDF

Matched tapered roller bearings arranged face-to-face technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
50 mm
Outside diameterD
110 mm
WidthB
58.5 mm
Dynamic load ratingC
224 kN
Static load ratingC0
240 kN
Limiting speednG
6000 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 / constructionTapered roller bearings
Bore diameterd50 mm
Outside diameterD110 mm
WidthB58.5 mm
Basic dynamic load ratingC224 kN
Basic static load ratingC0240 kN
Fatigue load limitPu28.5 kN
Reference speednref3600 r/min
Limiting speednG6000 r/min
Mass≈m2.56 kg
SealingWithout
CageSheet metal
LubricantNone
Dimensions6 parameters
Dimensions
ParameterSymbolValue
Bore diameter50.0 mm
Outside diameter110.0 mm
Width, total58.5 mm
Width, inner ring54.0 mm
Width, outer ring58.5 mm
Contact angle28.8 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryTapered roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/tapered-roller-bearings/matched-tapered-roller-bearings
Structure group IDBT2_010
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions6 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of shaft abutmentd amax. 63 mm
Diameter of housing abutmentD amin. 87 mm
Diameter of housing abutmentD amax. 101 mm
Minimum width of space required in housing on large side faceC amin. 4 mm
Radius of filletr amax. 2.5 mm
Radius of filletr cmax. 0.6 mm
Engineering — Calculation data10 parameters
Engineering — Calculation data
ParameterSymbolValue
SKF performance classSKF Explorer
Basic dynamic load ratingC224 kN
Basic static load ratingC 0240 kN
Fatigue load limitP u28.5 kN
Reference speed3600 r/min
Limiting speed6000 r/min
Limiting valuee0.83
Calculation factorY 10.81
Calculation factorY 21.2
Calculation factorY 00.8
Engineering — Dimensions8 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd50 mm
Outside diameterD110 mm
Total widthT58.5 mm
Width of inner rings2B54 mm
Width of lubrication grooveb10 mm
Diameter of lubrication holeK7.5 mm
Chamfer dimensionr 3,4min. 2 mm
Chamfer dimensionr 5min. 0.6 mm
Logistics2 parameters
Logistics
ParameterSymbolValue
Product net weight2.56 kg
eClass code23-05-09-10
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating224.0 kN
Basic static load rating240.0 kN
Reference speed3600.0 r/min
Limiting speed6000.0 r/min
SKF performance classSKF Explorer
Properties12 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
Number of rows2
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageSheet metal
Matched arrangementFace-to-face (X)
Number of bearings in matched set2
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWith
Indicative carbon footprint for new product9.5 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF 31310/CL7CDF
Document matching
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