SIFT BEARING STORE CATALOG

LM742748/LM742710TimkenTapered Roller

LM742748/LM742710 is a Timken tapered roller bearing, bore 215.9 mm, O.D. 285.75 mm, width 3.5 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d215.9mm
Outside dia. D285.75mm
Width B3.5mm
Weight7.54kg
Mean dia. dm250.8mm

Original catalogue drawing - Timken - Single Row

LM742748/LM742710 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. D285.75 mmBore d215.9 mmWidth B3.5 mmCup width C34.92 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 diameter215.98.5
DOutside diameter285.7511.25
BInner-ring / bearing width3.50.1378
TOverall assembly width46.0371.8125
CCup / outer-ring width34.9251.375
rChamfer (min)3.30.1299

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)215.900
Bore d (in)8.5000
Outside dia. D (mm)285.750
Outside dia. D (in)11.2500
Width B (mm)3.5
Width B (in)1.8125
Overall width T (mm)46.037
Overall width T (in)1.8125
Cup width C (mm)34.925
Cup width C (in)1.3750

Weight

Cone weight (kg)5.16
Cup weight (kg)2.38
Total weight (kg)7.54

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)5.16
Housing fillet r max (mm)3.3

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.323 (dimensions) / p.207 (cone) / p.207 (cup)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
LM742748/LM742710CDTimkenTapered Roller215.9285.7598.42659 kN15.54

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
543085/543114TimkenTapered Roller215.9290.0131.75239 kN5.42
543085/543115DTimkenTapered Roller215.9287.3469.85416 kN11.47
96851D/96140TimkenTapered Roller215.9355.6130.181320 kN51.05
EE130850D/131400TimkenTapered Roller215.9355.6120.651390 kN46.68
EE130851/131400TimkenTapered Roller215.9355.669.85796 kN25.3
EE130851/131401CDTimkenTapered Roller215.9355.6152.41390 kN53.77
EE420850/421417TimkenTapered Roller215.936079.371100 kN30.88
EE420850/421437TimkenTapered Roller215.9365.0579.371100 kN32.3

Request a quotation for LM742748/LM742710

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