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SKF / Cylindrical roller bearings

SKF NU 336 ECM

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

Technical data available
Bore diameterd
180 mm
Outside diameterD
380 mm
WidthB
75 mm
Dynamic load ratingC
1020 kN
Static load ratingC0
1290 kN
Limiting speednG
2200 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 diameterd180 mm
Outside diameterD380 mm
WidthB75 mm
Basic dynamic load ratingC1020 kN
Basic static load ratingC01290 kN
Fatigue load limitPu125 kN
Reference speednref1600 r/min
Limiting speednG2200 r/min
Mass≈m42.7 kg
Internal clearanceCN
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter180.0 mm
Outside diameter380.0 mm
Width75.0 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 dimensions6 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of spacer sleeved amin. 197 mm
Diameter of spacer sleeved amax. 226 mm
Diameter of shaft abutmentd bmin. 234 mm
Diameter of housing abutmentD amax. 361.3 mm
Radius of filletr amax. 3 mm
Radius of filletr bmax. 3 mm
Engineering — Calculation data8 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC1020 kN
Basic static load ratingC 01290 kN
Fatigue load limitP u125 kN
Reference speed1600 r/min
Limiting speed2200 r/min
Minimum load factork r0.15
Limiting valuee0.2
Calculation factorY0.6
Engineering — Dimensions8 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd180 mm
Outside diameterD380 mm
WidthB75 mm
Shoulder diameter of outer ringD 1≈ 318.85 mm
Raceway diameter of inner ringF231 mm
Chamfer dimensionr 1,2min. 4 mm
Chamfer dimensionr 3,4min. 4 mm
Permissible axial displacementsmax. 4.2 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight42.7 kg
eClass code23-05-09-01
UNSPSC code31171505
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating1020.0 kN
Basic static load rating1290.0 kN
Reference speed1600.0 r/min
Limiting speed2200.0 r/min
Properties18 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
Axial displacement capabilityIn both directions
Number of rows1
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageMachined brass
Number of flanges, outer ring2
Number of flanges, inner ring0
Loose flangeNone
Radial internal clearanceCN
Tolerance classNormal
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Candidate for remanufacturingYes
Indicative carbon footprint for new product158.0 kg CO 2 e
Indicative carbon footprint for remanufactured product52.5 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NU 336 ECM
Document matching
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