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INA / Needle roller bearings

INA NKI9/16-XL

Needle roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
9 mm
Outside diameterD
19 mm
WidthB
16 mm
Dynamic load ratingC
10.1 kN
Static load ratingC0
11 kN
Limiting speednG
26500 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
SeriesNKI9/16
Bore diameterd9 mm
Outside diameterD19 mm
WidthB16 mm
Basic dynamic load ratingC10.1 kN
Basic static load ratingC011 kN
Fatigue load limitPu1.95 kN
Reference speednref19500 r/min
Limiting speednG26500 r/min
Mass≈m0.02173 kg
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity5 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code382549
BrandINA
Base TypeNKI9/16
Old Designation["NKI9/16"]
X Life MarkingXL
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionNeedle roller bearings NKI, light series
Short DescriptionNeedle roller bearing
Technical Data13 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)9 mm
Outside Diamater (D)19 mm
Total Width (B)16 mm
Basic Dynamic Load Rating, Radial (Cr)10,100 N
Basic Static Load Rating, Radial (C0R)11,000 N
Raceway Diameter Inner Ring (F)12 mm
Operating Temperature Min. (Tmin)-30 °C
Operating Temperature Max. (Tmax)120 °C
Limiting Speed (Limiting Spe)26,500 1/min
Reference Speed (Nϑr)19,500 1/min
Axial Displacement (S)2 mm
Minimum Chamfer Dimension (Rmin)0.3 mm
Fatigue Load Limit, Radial (Cur)1,950 N

Technical documents & data sheet

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Record identity
INA NKI9/16-XL
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