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SKF / Cylindrical roller bearings

SKF NJ 2220 ECML

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
180 mm
WidthB
46 mm
Dynamic load ratingC
380 kN
Static load ratingC0
450 kN
Limiting speednG
6700 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 specifications14 parameters
Core specifications
ParameterSymbolValue
Variant / constructionCylindrical roller bearings
Bore diameterd100 mm
Outside diameterD180 mm
WidthB46 mm
Basic dynamic load ratingC380 kN
Basic static load ratingC0450 kN
Fatigue load limitPu54 kN
Reference speednref4000 r/min
Limiting speednG6700 r/min
Mass≈m5.32 kg
Internal clearanceCN
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter100.0 mm
Outside diameter180.0 mm
Width46.0 mm
Product identity5 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
Structure group IDBC1_001_101
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions5 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of spacer sleeved amin. 113 mm
Diameter of spacer sleeved amax. 116 mm
Diameter of shaft abutmentd bmin. 130 mm
Diameter of housing abutmentD amax. 167.5 mm
Radius of filletr amax. 2 mm
Engineering — Associated products1 parameter
Engineering — Associated products
ParameterSymbolValue
Angle ringHJ 2220 EC
Engineering — Calculation data9 parameters
Engineering — Calculation data
ParameterSymbolValue
SKF performance classSKF Explorer
Basic dynamic load ratingC380 kN
Basic static load ratingC 0450 kN
Fatigue load limitP u54 kN
Reference speed4000 r/min
Limiting speed6700 r/min
Minimum load factork r0.3
Limiting valuee0.3
Calculation factorY0.4
Engineering — Dimensions9 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd100 mm
Outside diameterD180 mm
WidthB46 mm
Shoulder diameter of inner ringd 1≈ 127 mm
Shoulder diameter of outer ringD 1≈ 156.4 mm
Raceway diameter of inner ringF119 mm
Chamfer dimensionr 1,2min. 2.1 mm
Chamfer dimensionr 3,4min. 2.1 mm
Permissible axial displacementsmax. 2.5 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight5.32 kg
eClass code23-05-09-01
UNSPSC code31171505
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating380.0 kN
Basic static load rating450.0 kN
Reference speed4000.0 r/min
Limiting speed6700.0 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 clearanceCN
Tolerance classNormal
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product19.7 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NJ 2220 ECML
Document matching
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