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SKF / Cylindrical roller bearings

SKF NJ 28/530 ECMA

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

Technical data available
Bore diameterd
530 mm
Outside diameterD
650 mm
WidthB
72 mm
Dynamic load ratingC
1170 kN
Static load ratingC0
2700 kN
Limiting speednG
1200 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 diameterd530 mm
Outside diameterD650 mm
WidthB72 mm
Basic dynamic load ratingC1170 kN
Basic static load ratingC02700 kN
Fatigue load limitPu212 kN
Reference speednref900 r/min
Limiting speednG1200 r/min
Mass≈m57 kg
Internal clearanceCN
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter530.0 mm
Outside diameter650.0 mm
Width72.0 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
RemanufacturableYes
Engineering — Abutment dimensions5 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of spacer sleeved amin. 543 mm
Diameter of spacer sleeved amax. 554 mm
Diameter of shaft abutmentd bmin. 575 mm
Diameter of housing abutmentD amax. 637 mm
Radius of filletr amax. 2.5 mm
Engineering — Calculation data8 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC1170 kN
Basic static load ratingC 02700 kN
Fatigue load limitP u212 kN
Reference speed900 r/min
Limiting speed1200 r/min
Minimum load factork r0.05
Limiting valuee0.3
Calculation factorY0.4
Engineering — Dimensions8 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd530 mm
Outside diameterD650 mm
WidthB72 mm
Shoulder diameter of inner ringd 1≈ 570 mm
Shoulder diameter of outer ringD 1≈ 614 mm
Raceway diameter of inner ringF560.5 mm
Chamfer dimensionr 1,2min. 3 mm
Permissible axial displacementsmax. 0.5 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight57.0 kg
eClass code23-05-09-01
UNSPSC code31171505
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating1170.0 kN
Basic static load rating2700.0 kN
Reference speed900.0 r/min
Limiting speed1200.0 r/min
Properties18 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
Candidate for remanufacturingYes
Indicative carbon footprint for new product211.0 kg CO 2 e
Indicative carbon footprint for remanufactured product70.1 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NJ 28/530 ECMA
Document matching
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