SIFT BEARING STORE CATALOG

M270730/M270710TimkenTapered Roller

M270730/M270710 is a Timken tapered roller bearing, bore 409.57 mm, O.D. 635 mm, width 6.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d409.57mm
Outside dia. D635mm
Width B6.4mm
Mean dia. dm522.3mm

Original catalogue drawing - Timken - Single Row

M270730/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 d409.57 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 diameter409.57516.125
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)409.575
Bore d (in)16.1250
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.326 (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
M270730/M270710CDTimkenTapered Roller409.57635257.185700 kN299.3

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
EE285162/285226TimkenTapered Roller409.57574.6767.871110 kN51.79
M268744WS/M268710TimkenTapered Roller409.57590.556.4--
M667947/M667910TimkenTapered Roller409.57546.16.4--
M667947D/M667911TimkenTapered Roller409.57546.1161.932940 kN105.61
M667948/M667911TimkenTapered Roller409.57546.187.311690 kN53.65
EE911618/912400TimkenTapered Roller411.16609.684.141840 kN77.16
EE911618/912401DTimkenTapered Roller411.16609.6187.323210 kN156.34
EE234160/234213CDTimkenTapered Roller406.4539.75142.881890 kN75.55

Request a quotation for M270730/M270710

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