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INA / Inner rings

INA IR300X330X80-EGS

Inner rings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
300 mm
Outside diameterD
330 mm
WidthB
80 mm
Mass≈m
9.2 kg
Bore Diameter (D)
300 mm
Raceway Diameter Inner Ring (F)
330 mm

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 specifications5 parameters
Core specifications
ParameterSymbolValue
SeriesIR300X330X80
Bore diameterd300 mm
Outside diameterD330 mm
WidthB80 mm
Mass≈m9.2 kg
Manufacturer Identity3 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code409586
BrandINA
Base TypeIR300X330X80
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionInner ring IR..-EGS, cylindrical
Short DescriptionInner ring
Technical Data4 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)300 mm
Raceway Diameter Inner Ring (F)330 mm
Total Width (B)80 mm
Minimum Chamfer Dimension (Rmin)2.1 mm

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
INA IR300X330X80-EGS
Document matching
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