SIFT BEARING STORE CATALOG

LM503349/LM503310TimkenTapered Roller

LM503349/LM503310 is a Timken tapered roller bearing, bore 45.99 mm, O.D. 74.98 mm, width 18 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d45.99mm
Outside dia. D74.98mm
Width B18mm
Weight0.3kg
Mean dia. dm60.5mm

Original catalogue drawing - Timken - Single Row

LM503349/LM503310 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. D74.98 mmBore d45.99 mmWidth B18 mmCup width C14 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 diameter45.9871.8105
DOutside diameter74.9762.9518
BInner-ring / bearing width180.7087
TOverall assembly width180.7087
CCup / outer-ring width140.5512
rChamfer (min)1.50.0591

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)45.987
Outside dia. D (mm)74.976
Width B (mm)18.000
Width B (in).7087
Overall width T (mm)18.000
Cup width C (mm)14.000
Cup width C (in).5512

Weight

Cone weight (kg)0.21
Cup weight (kg)0.09
Total weight (kg)0.3

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)2.3
Housing fillet r max (mm)1.5

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.308 (dimensions) / p.188 (cone) / p.188 (cup)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
KLM503349-A-LM503310FAGTapered Roller45.9974.971848.5 kN0.3
KLM503349-LM503310FAGTapered Roller45.9974.981847.5 kN0.306
KLM503349A-LM503310FAGTapered Roller45.9974.981847.5 kN0.324

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
LM503349A/LM503310TimkenTapered Roller45.9974.971867.4 kN0.29

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
HM204049/HM204010TimkenTapered Roller45.9990.9732170 kN0.91
LM503349A/LM503310TimkenTapered Roller45.9974.971867.4 kN0.29
13181/13318TimkenTapered Roller46.0480.9617.4650.8 kN0.37
13182D/13318TimkenTapered Roller46.0480.9631.7588.5 kN0.73
18690/18620TimkenTapered Roller46.0479.3817.4652 kN0.32
18690/18620DTimkenTapered Roller46.0479.3841.2790.6 kN0.74
25592/25520TimkenTapered Roller46.0482.9325.490.5 kN0.53
2984/2924TimkenTapered Roller46.048525.6193.3 kN0.61

Request a quotation for LM503349/LM503310

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