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KOYO / Single-row / nu

KOYO NU2238

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

Technical data available
Bore diameterd
190 mm
Outside diameterD
340 mm
WidthB
92 mm
Dynamic load ratingC
1040 kN
Static load ratingC0
1290 kN
Limiting speednG
1500 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 specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle-row / NU
Bore diameterd190 mm
Outside diameterD340 mm
WidthB92 mm
Basic dynamic load ratingC1040 kN
Basic static load ratingC01290 kN
Fatigue load limitPu146 kN
Limiting speednG1500 r/min
Mass≈m37 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key040-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathCylindrical roller bearings - Single-row - NU
Official Classification 1Cylindrical roller bearings / Single-row / NU
Technical Data26 parameters
Technical Data
ParameterSymbolValue
d190 mm
D340 mm
B92 mm
R(Min.)4 mm
R1(Min.)4 mm
Fw231 mm
Ew- mm
Basic Load Ratings : Cr1040 kN
Basic Load Ratings : C0R1290 kN
Fatigue Load Limit : Cu146 kN
Limiting Speeds(Grease Lub.)1500 min-1
Limiting Speeds(Oil Lub.)2000 min-1
Sd1- mm
B1- mm
B2- mm
Da(Min.)- mm
Db(Min.)206 mm
Db(Max.)227 mm
Dc(Min.)- mm
Dd(Min.)- mm
Da(Max.)324 mm
Db(Max.)- mm
Db(Min.)- mm
Ra(Max.)3 mm
Rb(Max.)3 mm
Mass(Refer.)37.0 kg

Technical documents & data sheet

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Record identity
KOYO NU2238
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