SIFT BEARING STORE CATALOG

LM377448/LM377410TimkenTapered Roller

LM377448/LM377410 is a Timken tapered roller bearing, bore 558.8 mm, O.D. 736.6 mm, width 6.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d558.8mm
Outside dia. D736.6mm
Width B6.4mm
Mean dia. dm647.7mm

Original catalogue drawing - Timken - Single Row

LM377448/LM377410 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. D736.6 mmBore d558.8 mmWidth B6.4 mmCup width C80.96 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 diameter558.822
DOutside diameter736.629
BInner-ring / bearing width6.40.252
TOverall assembly width104.7754.125
CCup / outer-ring width80.9623.1875
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)558.800
Bore d (in)22.0000
Outside dia. D (mm)736.600
Outside dia. D (in)29.0000
Width B (mm)6.4
Width B (in)4.1250
Overall width T (mm)104.775
Overall width T (in)4.1250
Cup width C (mm)80.962
Cup width C (in)3.1875

Weight

Cup weight (kg)33.83

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)6.4

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.327 (dimensions) / p.181 (cone) / p.181 (cup)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
LM377448/LM377410CDTimkenTapered Roller558.8736.6225.435130 kN246.15

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
EE327220/327355TimkenTapered Roller558.8901.57129.383790 kN311.89
EE327220/327357DTimkenTapered Roller558.8901.7292.16610 kN656.31
EE542220/542290TimkenTapered Roller558.8736.676.21400 kN77.61
EE542220/542291CDTimkenTapered Roller558.8736.6165.12440 kN165.28
EE647220/647285TimkenTapered Roller558.8723.973.031540 kN73.36
EE843220/843290TimkenTapered Roller558.8736.688.112070 kN94.77
EE843220/843291CDTimkenTapered Roller558.8736.6187.333600 kN196.1
EE843220/843292DTimkenTapered Roller558.8742.95187.333600 kN204.62

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