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KOYO / Four-row cylindrical roller bearings

KOYO 146FC103750

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

Technical data available
Bore diameterd
730 mm
Outside diameterD
1030 mm
WidthB
750 mm
Dynamic load ratingC
23200 kN
Static load ratingC0
59500 kN
Mass≈m
2060 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 diameterd730 mm
Outside diameterD1030 mm
WidthB750 mm
Basic dynamic load ratingC23200 kN
Basic static load ratingC059500 kN
Fatigue load limitPu4700 kN
Mass≈m2060 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
d730 mm
D1030 mm
B750 mm
C750 mm
Fw809 mm
R(Min.)6 mm
R1(Min.)6 mm
Basic Load Ratings : Cr23200 kN
Basic Load Ratings : C0R59500 kN
Fatigue Load Limit : Cu4700 kN
Da(Min.)961 mm
Da(Max.)1002 mm
Ra(Max.)5 mm
Rb(Max.)5 mm
Mass(Refer.)2060 kg

Technical documents & data sheet

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Record identity
KOYO 146FC103750
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