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INA / Angular contact ball bearings

INA 71814-TN

Angular contact ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
70 mm
Outside diameterD
90 mm
WidthB
10 mm
Dynamic load ratingC
15.8 kN
Static load ratingC0
17.2 kN
Limiting speednG
9000 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 specifications12 parameters
Core specifications
ParameterSymbolValue
Series71814
Bore diameterd70 mm
Outside diameterD90 mm
WidthB10 mm
Basic dynamic load ratingC15.8 kN
Basic static load ratingC017.2 kN
Fatigue load limitPu1.1 kN
Reference speednref4500 r/min
Limiting speednG9000 r/min
Mass≈m0.134 kg
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity3 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code359209
BrandINA
Base Type71814
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionAngular contact ball bearing 718..-B-TVP, single row, plastic cage
Short DescriptionAngular contact ball bearing
Technical Data21 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)70 mm
Outside Diameter (D)90 mm
Width (B)10 mm
Basic Dynamic Load Rating, Radial (Cr)15,800 N
Basic Static Load Rating, Radial (C0R)17,200 N
Operating Temperature Min. (Tmin)-30 °C
Limiting Speed (Ng)9,000 1/min
Operating Temperature Max. (Tmax)120 °C
Reference Speed (Nϑr)4,500 1/min
Maximum Diameter Of Housing Shoulder (Db Max)88 mm
Fatigue Load Limit, Radial (Cur)1,100 N
Minimum Diameter Shaft Shoulder (Da Min)73.2 mm
Shoulder Diameter Inner Ring (D1)78 mm
Maximum Diameter Of Housing Shoulder (Da Max)86.8 mm
Minimum Chamfer Dimension (Rmin)0.6 mm
Maximum Fillet Radius (Ra Max)0.6 mm
Maximum Recess Radius (Ra1 Max)0.3 mm
Shoulder Diameter Outer Ring (D1)82 mm
Minimum Chamfer Dimension (R1 Min)0.3 mm
Contact Angle (Α)40 °
Distance Between The Apexes Of The Pressure Cones (A)38.6 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 71814-TN
Document matching
Exact designation, assembly scope, revision and units must agree.

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