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KOYO / Single-row / open type

KOYO 68/710

Deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
710 mm
Outside diameterD
870 mm
WidthB
74 mm
Dynamic load ratingC
619 kN
Static load ratingC0
1030 kN
Limiting speednG
390 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle-row / Open type
Bore diameterd710 mm
Outside diameterD870 mm
WidthB74 mm
Basic dynamic load ratingC619 kN
Basic static load ratingC01030 kN
Fatigue load limitPu19 kN
Limiting speednG390 r/min
Mass≈m93.8 kg
SealingOpen
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-010-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Single-row - Open type
Official Classification 1Deep groove ball bearings / Single-row / Open type
Technical Data14 parameters
Technical Data
ParameterSymbolValue
d710 mm
D870 mm
B74 mm
R(Min.)4 mm
Basic Load Ratings : Cr619 kN
Basic Load Ratings : C0R1030 kN
Fatigue Load Limit : Cu19.0 kN
Factor : F016.0
Limiting Speeds(Grease Lub.)390 min-1
Limiting Speeds(Oil Lub.)460 min-1
Da(Min.)726 mm
Da(Max.)854 mm
Ra(Max.)3 mm
Mass(Refer.)93.8 kg

Technical documents & data sheet

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Record identity
KOYO 68/710
Document matching
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