SIFT BEARING STORE CATALOG

LL521849C/LL521811TimkenTapered Roller

LL521849C/LL521811 is a Timken tapered roller bearing, bore 107.95 mm, O.D. 142.08 mm, height 41.94 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d107.95mm
Outside dia. D142.08mm
Overall width T41.94mm
Dynamic Cr123kN
Weight1.48kg
Mean dia. dm125mm

Original catalogue drawing - Timken TRB Catalog, page 684

LL521849C/LL521811 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

DdTOutside dia. D142.08 mmBore d107.95 mmOverall width T41.94 mmCup width C34 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 diameter107.954.25
DOutside diameter142.0835.5938
TOverall assembly width41.9351.651
CCup / outer-ring width34.0011.3386

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)107.950
Bore d (in)4.2500
Outside dia. D (mm)142.083
Outside dia. D (in)5.5938
Overall width T (mm)41.935
Overall width T (in)1.6510
Cup width C (mm)34.001
Cup width C (in)1.3386

Load ratings & speeds

Basic dynamic load rating Cr (lbs)27500
Basic dynamic load rating Cr (N)123000
Dynamic rating C1 (N, ISO)123000
Dynamic rating C1 (lbf, ISO)27500
Radial rating C90 (N)18200
Radial rating C90 (lbf)4100
Thrust rating Ca90 (N)12200
Thrust rating Ca90 (lbf)2750
Factor e0.39
Factor Y11.72
Factor Y22.57
Factor K1.49

Weight

Weight (kg)1.48

Mounting dimensions (fillets / shoulders)

Shaft shoulder db (mm)115.0
Housing shoulder Da (mm)137.0

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
430,7501023,386
620,50039213,083
815,3751,02434,133
1012,3002,15471,814
158,2008,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 123,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandTimken
Source catalogueTimken Tapered Roller Bearing Catalog (2016)
Catalogue pagep.684 (dimensions)
Series typeTS

ISO dynamic rating C1, Timken C90 / Ca90, static rating C0, geometry factors and assembly weight.

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
LL521849C/LL521810TimkenTapered Roller107.95142.0815.0870.4 kN0.62

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
37425/37624TimkenTapered Roller107.95158.753.5-1.38
37425/37625TimkenTapered Roller107.95158.7521.44137 kN1.37
37425/37626DTimkenTapered Roller107.95158.7553.98238 kN3.21
48190/48120TimkenTapered Roller107.95161.9334.92192 kN2.34
56425/56650TimkenTapered Roller107.95165.136.51226 kN2.63
56425/56650CDTimkenTapered Roller107.95165.182.55394 kN6.37
56425/56650DTimkenTapered Roller107.95165.182.55394 kN6.37
56425/56662TimkenTapered Roller107.95168.2836.51226 kN2.79

Request a quotation for LL521849C/LL521811

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.

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