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SKF / Cylindrical roller bearings

SKF NJ 318 ECML/C4

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

Technical data available
Bore diameterd
90 mm
Outside diameterD
190 mm
WidthB
43 mm
Dynamic load ratingC
365 kN
Static load ratingC0
360 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 specifications13 parameters
Core specifications
ParameterSymbolValue
Variant / constructionCylindrical roller bearings
Bore diameterd90 mm
Outside diameterD190 mm
WidthB43 mm
Basic dynamic load ratingC365 kN
Basic static load ratingC0360 kN
Reference speednref3800 r/min
Limiting speednG6700 r/min
Mass≈m5.97 kg
Internal clearanceC4
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter90.0 mm
Outside diameter190.0 mm
Width43.0 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 weight5.97 kg
eClass code23-05-09-01
UNSPSC code31171505
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating365.0 kN
Basic static load rating360.0 kN
Reference speed3800.0 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 clearanceC4
Tolerance classNormal
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product22.1 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NJ 318 ECML/C4
Document matching
Exact designation, assembly scope, revision and units must agree.

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