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SKF / Thrust ball bearings

SKF 51120

Single direction thrust ball bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
100 mm
Outside diameterD
135 mm
Dynamic load ratingC
80.6 kN
Static load ratingC0
265 kN
Limiting speednG
3200 r/min
Mass≈m
0.954 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 specifications12 parameters
Core specifications
ParameterSymbolValue
Variant / constructionThrust ball bearings
Bore diameterd100 mm
Outside diameterD135 mm
HeightH25 mm
Basic dynamic load ratingC80.6 kN
Basic static load ratingC0265 kN
Fatigue load limitPu9.15 kN
Reference speednref2400 r/min
Limiting speednG3200 r/min
Mass≈m0.954 kg
CageSheet metal
Bearing materialBearing steel
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter100.0 mm
Outside diameter135.0 mm
Height25.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryThrust ball bearings
Official taxonomy path/products/rolling-bearings/ball-bearings/thrust-ball-bearings
Structure group IDBD1_001_BDC_001
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions3 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Abutment diameter shaftd amin. 121 mm
Abutment diameter housingD amax. 114 mm
Fillet radiusr amax. 1 mm
Engineering — Calculation data6 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC80.6 kN
Basic static load ratingC 0265 kN
Fatigue load limitP u9.15 kN
Reference speed2400 r/min
Limiting speed3200 r/min
Minimum load factorA0.44
Engineering — Dimensions6 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd100 mm
Outside diameterD135 mm
HeightH25 mm
Outside diameter shaft washerd 1≈ 135 mm
Inner diameter housing washerD 1≈ 102 mm
Chamfer dimension washerr 1,2min. 1 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.954 kg
eClass code23-05-10-01
UNSPSC code31171507
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating80.6 kN
Basic static load rating265.0 kN
Reference speed2400.0 r/min
Limiting speed3200.0 r/min
Properties8 parameters
Properties
ParameterSymbolValue
Axial load capabilitySingle-direction
Number of rows1
CageSheet metal
Housing washer typeFlat
Tolerance classNormal
Material, bearingBearing steel
CoatingWithout
Indicative carbon footprint for new product3.5 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF 51120
Document matching
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