99,016 bearing records · search, filter and compare

SKF / Angular contact ball bearings

SKF 3211 ATN9

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

Technical data available
Bore diameterd
55 mm
Outside diameterD
100 mm
WidthB
33.3 mm
Dynamic load ratingC
61 kN
Static load ratingC0
52 kN
Limiting speednG
6300 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 diameterd55 mm
Outside diameterD100 mm
WidthB33.3 mm
Basic dynamic load ratingC61 kN
Basic static load ratingC052 kN
Fatigue load limitPu2.2 kN
Reference speednref6300 r/min
Limiting speednG6300 r/min
Mass≈m0.933 kg
SealingWithout
CageNon-metallic
Bearing materialBearing steel
LubricantNone
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter55.0 mm
Outside diameter100.0 mm
Width33.3 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. 63 mm
Abutment diameter housingD amax. 91 mm
Fillet radiusr amax. 1.5 mm
Engineering — Calculation data12 parameters
Engineering — Calculation data
ParameterSymbolValue
SKF performance classSKF Explorer
Basic dynamic load ratingC61 kN
Basic static load ratingC 052 kN
Fatigue load limitP u2.2 kN
Reference speed6300 r/min
Limiting speed6300 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 diameterd55 mm
Outside diameterD100 mm
WidthB33.3 mm
Recess diameter inner ring shoulderd 2≈ 63.2 mm
Recess diameter outer ring shoulderD 2≈ 92.3 mm
Chamfer dimension inner ringr 1,2min. 1.5 mm
Distance pressure point(s)a57 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.933 kg
eClass code23-05-08-03
UNSPSC code31171531
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating61.0 kN
Basic static load rating52.0 kN
Reference speed6300.0 r/min
Limiting speed6300.0 r/min
SKF performance classSKF Explorer
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
CageNon-metallic
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 product3.5 kg CO 2 e

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
SKF 3211 ATN9
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search