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INA / Needle roller bearings

INA RNAO16X28X12

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

Technical data available
Bore diameterd
16 mm
Outside diameterD
28 mm
WidthB
12 mm
Dynamic load ratingC
11.5 kN
Static load ratingC0
12.5 kN
Limiting speednG
22900 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 specifications11 parameters
Core specifications
ParameterSymbolValue
Bore diameterd16 mm
Outside diameterD28 mm
WidthB12 mm
Basic dynamic load ratingC11.5 kN
Basic static load ratingC012.5 kN
Fatigue load limitPu1.81 kN
Reference speednref15900 r/min
Limiting speednG22900 r/min
Mass≈m0.03085 kg
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity5 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code393566
BrandINA
Base TypeRNAO16X28X12
Old Designation["RNAO 16X28X12"]
X Life Markingn.r.
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionNeedle roller bearing RNAO, two-row, no inner ring, no rib
Short DescriptionNeedle roller bearing
Technical Data16 parameters
Technical Data
ParameterSymbolValue
Under Roller Diameter (Fw)16 mm
Outside Diamater (D)28 mm
Width, Outer Ring (C)12 mm
Basic Dynamic Load Rating, Radial (Cr)11,500 N
Basic Static Load Rating, Radial (C0R)12,500 N
Shoulder Diameter Axial Guidance Nk/Shaft (Db)21.6 mm
Operating Temperature Min. (Tmin)-30 °C
Shoulder Diameter Outer Ring (Da)22.3 mm
Operating Temperature Max. (Tmax)120 °C
Limiting Speed (Limiting Spe)22,900 1/min
Reference Speed (Nϑr)15,900 1/min
Maximum Recess Radius (Ra Max)0.3 mm
Shoulder Diameter Axial Guidance Nk/Housing (Db)16.4 mm
Minimum Chamfer Dimension (Rmin)0.3 mm
Raceway Diameter Outer Ring (E)22 mm
Fatigue Load Limit, Radial (Cur)1,810 N

Technical documents & data sheet

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Record identity
INA RNAO16X28X12
Document matching
Exact designation, assembly scope, revision and units must agree.

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