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KOYO / Four-row cylindrical roller bearings

KOYO 20FC14120

Rolling mill roll neck bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
100 mm
Outside diameterD
140 mm
WidthB
120 mm
Dynamic load ratingC
521 kN
Static load ratingC0
945 kN
Mass≈m
5.6 kg

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 specifications8 parameters
Core specifications
ParameterSymbolValue
Variant / constructionFour-row cylindrical roller bearings
Bore diameterd100 mm
Outside diameterD140 mm
WidthB120 mm
Basic dynamic load ratingC521 kN
Basic static load ratingC0945 kN
Fatigue load limitPu134 kN
Mass≈m5.6 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key140-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathRolling mill roll neck bearings - Four-row cylindrical roller bearings
Official Classification 1Rolling mill roll neck bearings / Four-row cylindrical roller bearings
Technical Data15 parameters
Technical Data
ParameterSymbolValue
d100 mm
D140 mm
B120 mm
C120 mm
Fw110 mm
R(Min.)1.1 mm
R1(Min.)1.1 mm
Basic Load Ratings : Cr521 kN
Basic Load Ratings : C0R945 kN
Fatigue Load Limit : Cu134 kN
Da(Min.)131 mm
Da(Max.)133 mm
Ra(Max.)1 mm
Rb(Max.)1 mm
Mass(Refer.)5.6 kg

Technical documents & data sheet

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Record identity
KOYO 20FC14120
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