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KOYO / Single-row / nu

KOYO NU319R

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

Technical data available
Bore diameterd
95 mm
Outside diameterD
200 mm
WidthB
45 mm
Dynamic load ratingC
418 kN
Static load ratingC0
387 kN
Limiting speednG
2900 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 diameterd95 mm
Outside diameterD200 mm
WidthB45 mm
Basic dynamic load ratingC418 kN
Basic static load ratingC0387 kN
Fatigue load limitPu54.3 kN
Limiting speednG2900 r/min
Mass≈m6.42 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
d95 mm
D200 mm
B45 mm
R(Min.)3 mm
R1(Min.)3 mm
Fw121.5 mm
Ew- mm
Basic Load Ratings : Cr418 kN
Basic Load Ratings : C0R387 kN
Fatigue Load Limit : Cu54.3 kN
Limiting Speeds(Grease Lub.)2900 min-1
Limiting Speeds(Oil Lub.)3900 min-1
Sd1- mm
B1- mm
B2- mm
Da(Min.)- mm
Db(Min.)108 mm
Db(Max.)119 mm
Dc(Min.)- mm
Dd(Min.)- mm
Da(Max.)187 mm
Db(Max.)- mm
Db(Min.)- mm
Ra(Max.)2.5 mm
Rb(Max.)2.5 mm
Mass(Refer.)6.42 kg

Technical documents & data sheet

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Record identity
KOYO NU319R
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