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INA / Radial insert ball bearing

INA GRAE20-NPP-B-FA107/125.5

Radial insert ball bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
20 mm
Outside diameterD
47 mm
WidthB
21.4 mm
Dynamic load ratingC
12.8 kN
Static load ratingC0
6.6 kN
Mass≈m
0.16 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 specifications10 parameters
Core specifications
ParameterSymbolValue
SeriesGRAE20
Bore diameterd20 mm
Outside diameterD47 mm
WidthB21.4 mm
Basic dynamic load ratingC12.8 kN
Basic static load ratingC06.6 kN
Fatigue load limitPu0.315 kN
Mass≈m0.16 kg
Minimum operating temperatureTmin-20 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity4 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code358378
BrandINA
Base TypeGRAE20
X Life Markingn.r.
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionRadial insert ball bearing GRAE..-NPP-B-FA107/125.5
Short DescriptionRadial insert ball bearing
Technical Data16 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)20 mm
Outside Diameter (Dsp)47 mm
Total Width (B)21.4 mm
Basic Dynamic Load Rating, Radial (Cr)12,800 N
Basic Static Load Rating, Radial (C0R)6,600 N
Operating Temperature Min. (Tmin)-20 °C
Locking Collar Total Width (B1)31 mm
Operating Temperature Max. (Tmax)120 °C
Distance To Lubrication Hole (Ca)4 mm
Width Of Flats (W)3 mm
Width, Outer Ring (C)14 mm
Calculation Factor (F0)13.1
Outside Diameter Locking Collar/Locknut (D3)33 mm
Distance Raceway (S)7.5 mm
Rib Diameter Sealing Inner Ring (D2)26.9 mm
Fatigue Load Limit, Radial (Cur)315 N

Technical documents & data sheet

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Record identity
INA GRAE20-NPP-B-FA107/125.5
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