99,016 bearing records · search, filter and compare

KOYO / Four-row tapered roller bearings

KOYO 47T221612

Rolling mill roll neck bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
110 mm
Outside diameterD
160 mm
WidthB
115 mm
Dynamic load ratingC
589 kN
Static load ratingC0
1030 kN
Mass≈m
7.63 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 specifications8 parameters
Core specifications
ParameterSymbolValue
Variant / constructionFour-row tapered roller bearings
Bore diameterd110 mm
Outside diameterD160 mm
WidthB115 mm
Basic dynamic load ratingC589 kN
Basic static load ratingC01030 kN
Fatigue load limitPu148 kN
Mass≈m7.63 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key140-020-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathRolling mill roll neck bearings - Four-row tapered roller bearings
Official Classification 1Rolling mill roll neck bearings / Four-row tapered roller bearings
Technical Data19 parameters
Technical Data
ParameterSymbolValue
d110 mm
D160 mm
T115 mm
W115 mm
R(Min.)1.5 mm
R1(Min.)1 mm
Basic Load Ratings : Cr589 kN
Basic Load Ratings : C0R1030 kN
Fatigue Load Limit : Cu148 kN
Axial Load Factors : Y21.57 mm
Axial Load Factors : Y32.34
Axial Load Factors : Y01.53
Constant E0.43
Da(Min.)121 mm
Da(Max.)146 mm
S(Min.)5.2 mm
Ra(Max.)1.5 mm
Rb(Max.)1 mm
Mass(Refer.)7.63 kg

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
KOYO 47T221612
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.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search