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KOYO / Four-row cylindrical roller bearings

KOYO 22FC1790

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

Technical data available
Bore diameterd
110 mm
Outside diameterD
170 mm
WidthB
90 mm
Dynamic load ratingC
461 kN
Static load ratingC0
692 kN
Mass≈m
7.4 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 diameterd110 mm
Outside diameterD170 mm
WidthB90 mm
Basic dynamic load ratingC461 kN
Basic static load ratingC0692 kN
Fatigue load limitPu92 kN
Mass≈m7.4 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
d110 mm
D170 mm
B90 mm
C90 mm
Fw127 mm
R(Min.)2 mm
R1(Min.)2 mm
Basic Load Ratings : Cr461 kN
Basic Load Ratings : C0R692 kN
Fatigue Load Limit : Cu92.0 kN
Da(Min.)155 mm
Da(Max.)160 mm
Ra(Max.)2 mm
Rb(Max.)2 mm
Mass(Refer.)7.4 kg

Technical documents & data sheet

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Record identity
KOYO 22FC1790
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