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KOYO / Four-row cylindrical roller bearings

KOYO 270FC175110

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

Technical data available
Bore diameterd
1349.04 mm
Outside diameterD
1745 mm
WidthB
1010 mm
Dynamic load ratingC
47400 kN
Static load ratingC0
146000 kN
Mass≈m
6450 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 diameterd1349.04 mm
Outside diameterD1745 mm
WidthB1010 mm
Basic dynamic load ratingC47400 kN
Basic static load ratingC0146000 kN
Fatigue load limitPu9680 kN
Mass≈m6450 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
d1349.04 mm
D1745 mm
B1010 mm
C1000 mm
Fw1446 mm
R(Min.)7.5 mm
R1(Min.)7.5 mm
Basic Load Ratings : Cr47400 kN
Basic Load Ratings : C0R146000 kN
Fatigue Load Limit : Cu9680 kN
Da(Min.)1651 mm
Da(Max.)1709 mm
Ra(Max.)6 mm
Rb(Max.)6 mm
Mass(Refer.)6450 kg

Technical documents & data sheet

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Record identity
KOYO 270FC175110
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