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SKF / Cylindrical roller bearings

SKF NJ 320 ECM/C3

Single row cylindrical roller bearing, nj design technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
100 mm
Outside diameterD
215 mm
WidthB
47 mm
Dynamic load ratingC
450 kN
Static load ratingC0
440 kN
Limiting speednG
3800 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 / constructionCylindrical roller bearings
Bore diameterd100 mm
Outside diameterD215 mm
WidthB47 mm
Basic dynamic load ratingC450 kN
Basic static load ratingC0440 kN
Reference speednref3200 r/min
Limiting speednG3800 r/min
Mass≈m8.68 kg
Internal clearanceC3
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter100.0 mm
Outside diameter215.0 mm
Width47.0 mm
Product identity4 parameters
Product identity
ParameterSymbolValue
Official product categoryCylindrical roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/cylindrical-roller-bearings/single-row-cylindrical-roller-bearings
Available from SKFYes
RemanufacturableNo
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight8.68 kg
eClass code23-05-09-01
UNSPSC code31171505
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating450.0 kN
Basic static load rating440.0 kN
Reference speed3200.0 r/min
Limiting speed3800.0 r/min
SKF performance classSKF Explorer
Properties16 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
Axial displacement capabilityIn one direction
Number of rows1
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageMachined brass
Number of flanges, outer ring2
Number of flanges, inner ring1
Loose flangeNone
Radial internal clearanceC3
Tolerance classNormal
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product32.1 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NJ 320 ECM/C3
Document matching
Exact designation, assembly scope, revision and units must agree.

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