SIFT BEARING STORE CATALOG

66187/66461TimkenTapered Roller

66187/66461 is a Timken tapered roller bearing, bore 47.62 mm, O.D. 117.47 mm, height 33.34 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d47.62mm
Outside dia. D117.47mm
Overall width T33.34mm
Mean dia. dm82.5mm

Original catalogue drawing - Timken - Single Row

66187/66461 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

DdTOutside dia. D117.47 mmBore d47.62 mmOverall width T33.34 mmCup width C23.81 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 diameter117.4754.625
TOverall assembly width33.3381.3125
CCup / outer-ring width23.8120.9375
rChamfer (min)0.80.0315

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)117.475
Outside dia. D (in)4.6250
Overall width T (mm)33.338
Overall width T (in)1.3125
Cup width C (mm)23.812
Cup width C (in).9375

Weight

Cup weight (kg)0.55

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm).8

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.308 (dimensions) / p.102 (cup)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
66187/66462TimkenTapered Roller47.62117.4731.75177 kN1.69
66187/66462DTimkenTapered Roller47.62117.4773.03307 kN3.77

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

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