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SKF / Carb toroidal roller bearings

SKF C 31/1000 KMB

Carb toroidal roller bearing with tapered bore (1:12) technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
1000 mm
Outside diameterD
1580 mm
WidthB
462 mm
Dynamic load ratingC
20400 kN
Static load ratingC0
45500 kN
Limiting speednG
300 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 / constructionCARB toroidal roller bearings
Bore diameterd1000 mm
Outside diameterD1580 mm
WidthB462 mm
Basic dynamic load ratingC20400 kN
Basic static load ratingC045500 kN
Fatigue load limitPu2500 kN
Reference speednref220 r/min
Limiting speednG300 r/min
Mass≈m3686 kg
Internal clearanceCN
SealingWithout
CageMachined brass
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter1000.0 mm
Outside diameter1580.0 mm
Width462.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryCARB toroidal roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/carb-toroidal-roller-bearings
Structure group IDBSC_001
Available from SKFYes
RemanufacturableYes
Engineering — Abutment dimensions4 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Diameter of housing abutmentD amin. 1338 mm
Abutment diameter housingD amax. 1532 mm
Minimum width of space required in housingC amin. 15 mm
Radius of filletr amax. 10 mm
Engineering — Calculation data8 parameters
Engineering — Calculation data
ParameterSymbolValue
SKF performance classSKF Explorer
Basic dynamic load ratingC20400 kN
Basic static load ratingC 045500 kN
Fatigue load limitP u2500 kN
Reference speed220 r/min
Limiting speed300 r/min
Misalignment factork 10
Internal clearance factork 20.11
Engineering — Dimensions7 parameters
Engineering — Dimensions
ParameterSymbolValue
Bore diameterd1000 mm
Outside diameterD1580 mm
WidthB462 mm
Shoulder diameter of inner ringd 2≈ 1191 mm
Shoulder or recess diameter of outer ringD 1≈ 1372 mm
Permissible axial displacements 1max. 70.1 mm
Chamfer dimensionr 1,2min. 12 mm
Engineering — Engineering specifications1 parameter
Engineering — Engineering specifications
ParameterSymbolValue
Bore typeTapered 1:12
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight3686.0 kg
eClass code23-05-09-13
UNSPSC code31171505
Performance5 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating20400.0 kN
Basic static load rating45500.0 kN
Reference speed220.0 r/min
Limiting speed300.0 r/min
SKF performance classSKF Explorer
Properties12 parameters
Properties
ParameterSymbolValue
Number of rows1
Locating feature, bearing outer ringWithout
Bore typeTapered 1:12
CageMachined brass
Radial internal clearanceCN
Tolerance classNormal
SealingWithout
LubricantNone
Relubrication featureWithout
Candidate for remanufacturingYes
Indicative carbon footprint for new product13638.0 kg CO 2 e
Indicative carbon footprint for remanufactured product4534.0 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF C 31/1000 KMB
Document matching
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