SIFT BEARING STORE CATALOG

M270749/M270710TimkenTapered Roller

M270749/M270710 is a Timken tapered roller bearing, bore 447.68 mm, O.D. 635 mm, width 6.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d447.68mm
Outside dia. D635mm
Width B6.4mm
Mean dia. dm541.3mm

Original catalogue drawing - Timken - Single Row

M270749/M270710 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. D635 mmBore d447.68 mmWidth B6.4 mmCup width C95.25 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 diameter447.67517.625
DOutside diameter63525
BInner-ring / bearing width6.40.252
TOverall assembly width120.654.75
CCup / outer-ring width95.253.75
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)447.675
Bore d (in)17.6250
Outside dia. D (mm)635.000
Outside dia. D (in)25.0000
Width B (mm)6.4
Width B (in)4.7500
Overall width T (mm)120.650
Overall width T (in)4.7500
Cup width C (mm)95.250
Cup width C (in)3.7500

Weight

Cup weight (kg)36.14

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)6.4

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.327 (dimensions) / p.162 (cone) / p.162 (cup)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
M270749/M270710CDTimkenTapered Roller447.68635257.185700 kN249.52
M270749/M270720DTimkenTapered Roller447.68649.92257.185700 kN279.4

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
80176/80217TimkenTapered Roller447.68552.4544.45626 kN21.26
80176/80222TimkenTapered Roller447.68565.1544.45626 kN24.02
LL469949/LL469910TimkenTapered Roller447.68552.4541.62618 kN20.79
M270749D/M270710TimkenTapered Roller447.68635223.845700 kN240.64
M270749TD/M270710TimkenTapered Roller447.68635223.845700 kN245.12
M270449DA/M270410TimkenTapered Roller449.95594.951783470 kN137.77
M270744/M270710TimkenTapered Roller444.5635120.653280 kN123.33
LM770945/LM770910TimkenTapered Roller450.85603.2584.141490 kN63.95

Request a quotation for M270749/M270710

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