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SKF / Super-precision angular contact ball bearings

SKF S71904 CDGB/P4A

Super-precision, high-capacity, universally matchable single row angular contact ball bearing with seals technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
20 mm
Outside diameterD
37 mm
WidthB
9 mm
Dynamic load ratingC
6.05 kN
Static load ratingC0
3.2 kN
Mass≈m
0.036 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSuper-precision angular contact ball bearings
Bore diameterd20 mm
Outside diameterD37 mm
WidthB9 mm
Basic dynamic load ratingC6.05 kN
Basic static load ratingC03.2 kN
Mass≈m0.036 kg
SealingSeal on both sides
Bearing materialBearing steel
LubricantGrease
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter20.0 mm
Outside diameter37.0 mm
Width9.0 mm
Contact angle15.0 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categorySuper-precision angular contact ball bearings
Official taxonomy path/products/super-precision-bearings/angular-contact-ball-bearings
Structure group IDBA1_010
Available from SKFYes
RemanufacturableNo
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.036 kg
eClass code23-05-08-04
UNSPSC code31171531
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating6.05 kN
Basic static load rating3.2 kN
Attainable speed for grease lubrication45000.0 r/min
NoteRefer to catalogue data or contact SKF for the attainable speeds
Properties14 parameters
Properties
ParameterSymbolValue
Contact typeNormal contact (two-point contact)
Number of rows1
Ring typeOne-piece inner and outer rings
DesignHigh-capacity D
Universal matching bearingYes, back-to-back (<>), face-to-face (> >)
Matched arrangementNo
Matched condition (axial clearance/ preload)Measuring load, class B
Tolerance classP4A
Material, bearingBearing steel
CoatingWithout
SealingSeal on both sides
Sealing typeNon-contact
LubricantGrease
Indicative carbon footprint for new product0.13 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 S71904 CDGB/P4A
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.

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