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SKF / Combined needle roller / angular contact ball bearings

SKF NKIB 5903

Combined needle roller / angular contact ball bearing for axial loads in both directions technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
17 mm
Outside diameterD
30 mm
WidthB
20 mm
Limiting speednG
20000 r/min
Mass≈m
0.0558 kg
Bore diameter
17.0 mm

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 specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionCombined needle roller / angular contact ball bearings
Bore diameterd17 mm
Outside diameterD30 mm
WidthB20 mm
Reference speednref18000 r/min
Limiting speednG20000 r/min
Mass≈m0.0558 kg
Internal clearanceCN
Bearing materialBearing steel
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter17.0 mm
Outside diameter30.0 mm
Width20.0 mm
Width, outer ring18.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryCombined needle roller / angular contact ball bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/needle-roller-bearings/combined-needle-roller-bearings
Structure group IDBVN_001
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions3 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of shaft abutmentd amin. 19 mm
Diameter of housing abutmentD amax. 28 mm
Radius of filletr amax. 0.3 mm
Engineering — Calculation data8 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load rating, radialC11.4 kN
Basic static load rating, radialC 016.3 kN
Basic dynamic load rating, axialC2.24 kN
Basic static load rating, axialC 02.74 kN
Fatigue load limit, radialP u1.96 kN
Fatigue load limit, axialP u0.116 kN
Reference speed18000 r/min
Limiting speed20000 r/min
Engineering — Dimensions6 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd17 mm
Outside diameterD30 mm
WidthB20 mm
Width of outer ringC18 mm
Diameter of inner ring racewayF22 mm
Chamfer dimensionr 1 ,2min. 0.3 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.0558 kg
eClass code23-05-09-03
UNSPSC code31171512
Performance2 parameters
Performance
ParameterSymbolValue
Reference speed18000.0 r/min
Limiting speed20000.0 r/min
Properties12 parameters
Properties
ParameterSymbolValue
Rolling bearing typeNeedle roller / angular contact ball bearing
Bearing partComplete bearing
Thrust partWith cage
Radial partWith cage
Rolling element (thrust part)Balls
Axial load capabilityDouble-direction
Radial internal clearanceCN
Tolerance classNot applicable
Material, bearingBearing steel
CoatingWithout
Lubricant (thrust part)None
Indicative carbon footprint for new product0.21 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF NKIB 5903
Document matching
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