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SKF / Angular contact ball bearings

SKF 305286 D

Double row angular contact ball bearing with two-piece inner ring and relubrication feature technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
150 mm
Outside diameterD
225 mm
WidthB
73 mm
Dynamic load ratingC
182 kN
Static load ratingC0
265 kN
Limiting speednG
2000 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 diameterd150 mm
Outside diameterD225 mm
WidthB73 mm
Basic dynamic load ratingC182 kN
Basic static load ratingC0265 kN
Fatigue load limitPu7.5 kN
Reference speednref1700 r/min
Limiting speednG2000 r/min
Mass≈m9.75 kg
SealingWithout
CageMachined brass
Bearing materialBearing steel
LubricantNone
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Bore diameter150.0 mm
Outside diameter225.0 mm
Width73.0 mm
Contact angle40.0 °
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. 155 mm
Abutment diameter housingD amax. 206 mm
Fillet radiusr amax. 2 mm
Engineering — Calculation data11 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC182 kN
Basic static load ratingC 0265 kN
Fatigue load limitP u7.5 kN
Reference speed1700 r/min
Limiting speed2000 r/min
Calculation factork r0.1
Limiting valuee1.1
Calculation factorX0.57
Calculation factorY 00.52
Calculation factorY 10.55
Calculation factorY 20.93
Engineering — Dimensions9 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd150 mm
Outside diameterD225 mm
WidthB73 mm
Shoulder diameter inner ring for two-piece inner ringd 1≈ 179.7 mm
Shoulder diameter outer ringD 1≈ 207 mm
Width annular lubrication groove at outer ringb5.5 mm
Diameter lubrication hole (outer ring)K3 mm
Chamfer dimension inner ring for two-piece inner ringr 1,2min. 2 mm
Distance pressure point(s)a195 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight9.75 kg
eClass code23-05-08-03
UNSPSC code31171531
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating182.0 kN
Basic static load rating265.0 kN
Reference speed1700.0 r/min
Limiting speed2000.0 r/min
Properties15 parameters
Properties
ParameterSymbolValue
Contact typeNormal contact (two-point contact)
Number of rows2
Locating feature, bearing outer ringWithout
Ring typeTwo-piece inner ring and one-piece outer ring
CageMachined brass
Arrangement of contact angle (double-row bearing)Back-to-back (O)
Matched arrangementNo
Universal matching bearingNo
Axial internal clearanceNSTD
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWith
Indicative carbon footprint for new product36.1 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF 305286 D
Document matching
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