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INA / Radial insert ball bearing

INA E50-KTT-B-L285/70

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

Technical data available
Bore diameterd
50 mm
Outside diameterD
90 mm
WidthB
49.2 mm
Dynamic load ratingC
35 kN
Static load ratingC0
23.2 kN
Mass≈m
0.984 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
SeriesE50
Bore diameterd50 mm
Outside diameterD90 mm
WidthB49.2 mm
Basic dynamic load ratingC35 kN
Basic static load ratingC023.2 kN
Fatigue load limitPu0.99 kN
Mass≈m0.984 kg
Minimum operating temperatureTmin-20 °C
Maximum operating temperatureTmax100 °C
Manufacturer Identity4 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code358074
BrandINA
Base TypeE50
X Life Markingn.r.
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionRadial insert ball bearing E..-KTT-B
Short DescriptionRadial insert ball bearing
Technical Data16 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)50 mm
Outside Diameter (Dsp)90 mm
Total Width (B)49.2 mm
Basic Dynamic Load Rating, Radial (Cr)35,000 N
Basic Static Load Rating, Radial (C0R)23,200 N
Operating Temperature Min. (Tmin)-20 °C
Operating Temperature Max. (Tmax)100 °C
Width Of Flats (W)5 mm
Width, Outer Ring (C)22 mm
Calculation Factor (F0)14.4
Rib Diameter Inner Ring (D1)62.8 mm
Sealing Total Width (C2)26.7 mm
Outside Diameter Locking Collar/Locknut (D3)69 mm
Outside Diameter Seal (D1)77.3 mm
Distance Raceway (S)24.6 mm
Fatigue Load Limit, Radial (Cur)990 N

Technical documents & data sheet

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Record identity
INA E50-KTT-B-L285/70
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