SIFT BEARING STORE CATALOG

72187/72487TimkenTapered Roller

72187/72487 is a Timken tapered roller bearing, bore 47.62 mm, O.D. 123.83 mm, width 32.79 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d47.62mm
Outside dia. D123.83mm
Width B32.79mm
Weight2.07kg
Mean dia. dm85.7mm

Original catalogue drawing - Timken - Single Row

72187/72487 Timken Tapered Roller bearing catalogue drawing

Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.

Scale cross-section

DdBOutside dia. D123.83 mmBore d47.62 mmWidth B32.79 mmCup width C25.4 mm

Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.

Dimension table (mm / inch)

SymbolDimensionmminch
dBore diameter47.6251.875
DOutside diameter123.8254.875
BInner-ring / bearing width32.7911.291
TOverall assembly width36.5121.4375
CCup / outer-ring width25.41
rChamfer (min)3.30.1299

Notes

Tapered roller bearings are cone / cup assemblies; cone and cup weights are listed separately and the total is their sum. Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.

Main dimensions

Bore d (mm)47.625
Bore d (in)1.8750
Outside dia. D (mm)123.825
Outside dia. D (in)4.8750
Width B (mm)32.791
Width B (in)1.2910
Overall width T (mm)36.512
Overall width T (in)1.4375
Cup width C (mm)25.400
Cup width C (in)1.0000

Weight

Cone weight (kg)1.29
Cup weight (kg)0.78
Total weight (kg)2.07

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)3.5
Housing fillet r max (mm)3.3

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.308 (dimensions) / p.107 (cone) / p.107 (cup)

Dimensions and component weights only - this catalogue publishes no load ratings or speeds.

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
72187C/72487TimkenTapered Roller47.62123.8332.79214 kN2.15
72188C/72487TimkenTapered Roller47.62123.8332.79214 kN2.18

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
369-S/362TimkenTapered Roller47.629022.23102 kN0.56
369-S/362ATimkenTapered Roller47.6288.922.23102 kN0.56
369-S/363DTimkenTapered Roller47.629050.01177 kN1.27
369A/362TimkenTapered Roller47.629022.23102 kN0.56
369A/362ATimkenTapered Roller47.6288.922.23102 kN0.56
369A/363DTimkenTapered Roller47.629050.01177 kN1.27
3778/3720TimkenTapered Roller47.6293.2630.3122 kN0.89
3778/373TimkenTapered Roller47.6210030.3-1.07

Request a quotation for 72187/72487

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