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SKF / Needle roller bearings

SKF RNAO 50X65X20

Single row needle roller bearing with machined rings, without flanges and inner ring technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Outside diameterD
65 mm
WidthB
20 mm
Dynamic load ratingC
34.1 kN
Static load ratingC0
62 kN
Limiting speednG
9000 r/min
Mass≈m
0.168 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 specifications13 parameters
Core specifications
ParameterSymbolValue
Variant / constructionNeedle roller bearings
Outside diameterD65 mm
WidthB20 mm
Basic dynamic load ratingC34.1 kN
Basic static load ratingC062 kN
Fatigue load limitPu7.65 kN
Reference speednref8000 r/min
Limiting speednG9000 r/min
Mass≈m0.168 kg
SealingWithout
CageSheet steel
Bearing materialBearing steel
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter of needle roller complement50.0 mm
Outside diameter65.0 mm
Width20.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryNeedle roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/needle-roller-bearings/needle-roller-bearings-with-machined-rings
Structure group IDBN1_002
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions4 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Smallest permissible abutment diameter shaft, bearings without flangesd a57.2 mm
Diameter of housing abutmentD a58.5 mm
Smallest permissible abutment diameter housing, bearings without flangesD b50.6 mm
Fillet radiusr amax. 0.3 mm
Engineering — Calculation data5 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC34.1 kN
Basic static load ratingC 062 kN
Fatigue load limitP u7.65 kN
Reference speed8000 r/min
Limiting speed9000 r/min
Engineering — Dimensions5 parameters
Engineering — Dimensions
ParameterSymbolValue
Diameter under rollersF w50 mm
Outside diameterD65 mm
WidthC20 mm
Raceway diameter outer ringE58 mm
Chamfer dimension outer ringr 1,2min. 0.3 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.168 kg
eClass code23-05-09-03
UNSPSC code31171512
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating34.1 kN
Basic static load rating62.0 kN
Reference speed8000.0 r/min
Limiting speed9000.0 r/min
Properties13 parameters
Properties
ParameterSymbolValue
Bearing partBearing without inner ring
Number of rows1
Outer ring typeMachined (solid)
Aligning featureWithout
CageSheet steel
Number of flanges, outer ring0
Tolerance classNormal
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product0.62 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF RNAO 50X65X20
Document matching
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