SIFT BEARING STORE CATALOG

LM278849/LM278810TimkenTapered Roller

LM278849/LM278810 is a Timken tapered roller bearing, bore 585.79 mm, O.D. 771.52 mm, width 6.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d585.79mm
Outside dia. D771.52mm
Width B6.4mm
Mean dia. dm678.7mm

Original catalogue drawing - Timken - Single Row

LM278849/LM278810 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. D771.52 mmBore d585.79 mmWidth B6.4 mmCup width C96.84 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 diameter585.78823.0625
DOutside diameter771.52530.375
BInner-ring / bearing width6.40.252
TOverall assembly width124.9984.9212
CCup / outer-ring width96.8383.8125
rChamfer (min)6.40.252

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)585.788
Bore d (in)23.0625
Outside dia. D (mm)771.525
Outside dia. D (in)30.3750
Width B (mm)6.4
Width B (in)4.9212
Overall width T (mm)124.998
Overall width T (in)4.9212
Cup width C (mm)96.838
Cup width C (in)3.8125

Weight

Cup weight (kg)41.33

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)6.4

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.327 (dimensions) / p.167 (cone) / p.167 (cup)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
LM278849/LM278810CDTimkenTapered Roller585.79771.52269.055730 kN323.6

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
LM278848D/LM278810TimkenTapered Roller585.79771.52230.195730 kN302.76
LM278849D/LM278810TimkenTapered Roller585.79771.52230.195730 kN302.98
EE662303/663550TimkenTapered Roller584.2901.7139.74980 kN305.28
EE662303/663551DTimkenTapered Roller584.2901.7298.458670 kN612.14
L778149/L778110TimkenTapered Roller584.2709.6157.151210 kN43.61
LL778149/LL778110TimkenTapered Roller584.2685.849.21798 kN29.06
LM778549/LM778510TimkenTapered Roller584.27626.4-117.06
LM778549/LM778510DTimkenTapered Roller584.2762228.64220 kN245.35

Request a quotation for LM278849/LM278810

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