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IKO / Thrust needle roller bearings

IKO NTB5578

Axial needle roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
55 mm
Dynamic load ratingC
32.4 kN
Static load ratingC0
171 kN
Limiting speednG
4000 r/min
Mass≈m
0.033498 kg
Rolling Element
Roller

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 specifications11 parameters
Core specifications
ParameterSymbolValue
SeriesNTB
Variant / constructionThrust Needle Roller Bearings
Bore diameterd55 mm
Basic dynamic load ratingC32.4 kN
Basic static load ratingC0171 kN
Reference speednref1000 r/min
Limiting speednG4000 r/min
Mass≈m0.033498 kg
Bearing materialSteel
Minimum operating temperatureTmin-20 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity1 parameter
Manufacturer Identity
ParameterSymbolValue
Cad Part NumberNTB5578
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Short DescriptionThrust Needle Roller Bearing
Long DescriptionThrust Needle Roller Bearing, Metric
Official Bearing FamilyThrust Bearings
Official Bearing TypeThrust Needle Roller Bearings
Materials1 parameter
Materials
ParameterSymbolValue
Rolling Element MaterialNeedle Roller
Technical Data1 parameter
Technical Data
ParameterSymbolValue
Rolling ElementRoller

Technical documents & data sheet

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Record identity
IKO NTB5578
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