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SKF / Angular contact ball bearings

SKF 3220 A

Double row angular contact ball bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
100 mm
Outside diameterD
180 mm
WidthB
60.3 mm
Dynamic load ratingC
178 kN
Static load ratingC0
166 kN
Limiting speednG
3200 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 specifications14 parameters
Core specifications
ParameterSymbolValue
Variant / constructionAngular contact ball bearings
Bore diameterd100 mm
Outside diameterD180 mm
WidthB60.3 mm
Basic dynamic load ratingC178 kN
Basic static load ratingC0166 kN
Fatigue load limitPu6 kN
Reference speednref3800 r/min
Limiting speednG3200 r/min
Mass≈m5.54 kg
SealingWithout
CageSheet metal
Bearing materialBearing steel
LubricantNone
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter100.0 mm
Outside diameter180.0 mm
Width60.3 mm
Contact angle30.0 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryAngular contact ball bearings
Official taxonomy path/products/rolling-bearings/ball-bearings/angular-contact-ball-bearings/double-row-angular-contact-ball-bearings
Structure group IDBA2_001
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions3 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Abutment diameter shaftd amin. 112 mm
Abutment diameter housingD amax. 168 mm
Fillet radiusr amax. 2 mm
Engineering — Calculation data11 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC178 kN
Basic static load ratingC 0166 kN
Fatigue load limitP u6 kN
Reference speed3800 r/min
Limiting speed3200 r/min
Calculation factork r0.06
Limiting valuee0.8
Calculation factorX0.63
Calculation factorY 00.66
Calculation factorY 10.78
Calculation factorY 21.2
Engineering — Dimensions7 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd100 mm
Outside diameterD180 mm
WidthB60.3 mm
Shoulder diameter inner ringd 1≈ 126.55 mm
Shoulder diameter outer ringD 1≈ 161.05 mm
Chamfer dimension inner ringr 1,2min. 2.1 mm
Distance pressure point(s)a107 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight5.54 kg
eClass code23-05-08-03
UNSPSC code31171531
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating178.0 kN
Basic static load rating166.0 kN
Reference speed3800.0 r/min
Limiting speed3200.0 r/min
Properties15 parameters
Properties
ParameterSymbolValue
Contact typeNormal contact (two-point contact)
Number of rows2
Locating feature, bearing outer ringWithout
Ring typeOne-piece inner and outer rings
CageSheet metal
Arrangement of contact angle (double-row bearing)Back-to-back (O)
Matched arrangementNo
Universal matching bearingNo
Axial internal clearanceCN
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product20.5 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF 3220 A
Document matching
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