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SKF / Tapered roller bearings

SKF 30217T71 J2/QDB

Matched tapered roller bearings arranged back-to-back technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
85 mm
Outside diameterD
150 mm
Dynamic load ratingC
303 kN
Static load ratingC0
440 kN
Limiting speednG
4300 r/min
Mass≈m
4.62 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 specifications11 parameters
Core specifications
ParameterSymbolValue
Variant / constructionTapered roller bearings
Bore diameterd85 mm
Outside diameterD150 mm
Basic dynamic load ratingC303 kN
Basic static load ratingC0440 kN
Reference speednref2600 r/min
Limiting speednG4300 r/min
Mass≈m4.62 kg
SealingWithout
CageSheet metal
LubricantNone
Dimensions6 parameters
Dimensions
ParameterSymbolValue
Bore diameter85.0 mm
Outside diameter150.0 mm
Width, total71.0 mm
Width, inner ring71.0 mm
Width, outer ring58.5 mm
Contact angle15.6 °
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryTapered roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/tapered-roller-bearings/matched-tapered-roller-bearings
Structure group IDBT2_011
Available from SKFYes
RemanufacturableNo
Logistics2 parameters
Logistics
ParameterSymbolValue
Product net weight4.62 kg
eClass code23-05-09-10
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating303.0 kN
Basic static load rating440.0 kN
Reference speed2600.0 r/min
Limiting speed4300.0 r/min
Properties12 parameters
Properties
ParameterSymbolValue
Bearing partComplete bearing
Number of rows2
Locating feature, bearing outer ringWithout
Bore typeCylindrical
CageSheet metal
Matched arrangementBack-to-back (O)
Number of bearings in matched set2
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWith
Indicative carbon footprint for new product17.1 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 30217T71 J2/QDB
Document matching
Exact designation, assembly scope, revision and units must agree.

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