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TIMKEN / Radial deep-groove ball

TIMKEN BB203RR2

Deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
16 mm
Outside diameterD
40 mm
WidthB
18.288 mm
Dynamic load ratingC
33.5 kN
Static load ratingC0
18.3 kN
Mass≈m
0.08 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Series200
Variant / constructionRadial Deep-Groove Ball
Bore diameterd16 mm
Outside diameterD40 mm
WidthB18.288 mm
Basic dynamic load ratingC33.5 kN
Basic static load ratingC018.3 kN
Mass≈m0.08 kg
SealingSealed
CageNylon cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.00
Y1 Factor0.00
Y2 Factor0.00
Y0 Factor0.50
E Factor0.00
Cg Factor0.0234
Manufacturer Identity6 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100019662
World Assembly Part NumberBB203RR2
Upc0087796086333
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.383
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionRadial Deep-Groove Ball
ConstructionSingle Row Deep Groove Ball Bearing | Imperial Series | 0.6400 in Bore | 1.5748 in OD | 0.7200 in Width | Double Sealed | Cylindrical Bore | Nylon Cage | C0 Clearance | ISO P0 Tolerance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating37,100 N
Axial Rating0 N
Dynamic Rating C133,500 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C018,300 N
Extended Dynamic Rating Ce37,100 N
Static Axial Rating C0A0 N

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
TIMKEN BB203RR2
Document matching
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