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KOYO / Single-row / nf

KOYO NF320

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

Technical data available
Bore diameterd
100 mm
Outside diameterD
215 mm
WidthB
47 mm
Dynamic load ratingC
373 kN
Static load ratingC0
337 kN
Limiting speednG
2800 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 / NF
Bore diameterd100 mm
Outside diameterD215 mm
WidthB47 mm
Basic dynamic load ratingC373 kN
Basic static load ratingC0337 kN
Fatigue load limitPu47.2 kN
Limiting speednG2800 r/min
Mass≈m7.79 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key040-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathCylindrical roller bearings - Single-row - NF
Official Classification 1Cylindrical roller bearings / Single-row / NF
Technical Data26 parameters
Technical Data
ParameterSymbolValue
d100 mm
D215 mm
B47 mm
R(Min.)3 mm
R1(Min.)3 mm
Fw- mm
Ew185.5 mm
Basic Load Ratings : Cr373 kN
Basic Load Ratings : C0R337 kN
Fatigue Load Limit : Cu47.2 kN
Limiting Speeds(Grease Lub.)2800 min-1
Limiting Speeds(Oil Lub.)3700 min-1
Sd1- mm
B1- mm
B2- mm
Da(Min.)113 mm
Db(Min.)- mm
Db(Max.)- mm
Dc(Min.)- mm
Dd(Min.)- mm
Da(Max.)- mm
Db(Max.)202 mm
Db(Min.)190 mm
Ra(Max.)2.5 mm
Rb(Max.)2.5 mm
Mass(Refer.)7.79 kg

Technical documents & data sheet

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Record identity
KOYO NF320
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