SIFT BEARING STORE CATALOG

246X/242TimkenTapered Roller

246X/242 is a Timken tapered roller bearing, bore 22.23 mm, O.D. 62 mm, width 19 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d22.23mm
Outside dia. D62mm
Width B19mm
Dynamic Cr48.2kN
Static C0r49.2kN
Weight0.29kg
Cr / C0r0.98
Mean dia. dm42.1mm

Original catalogue drawing - Timken TRB Catalog, page 92

246X/242 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. D62 mmBore d22.23 mmWidth B19 mmCup width C16 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 diameter22.2250.875
DOutside diameter622.4409
BInner-ring / bearing width190.748
TOverall assembly width17.9830.708
CCup / outer-ring width16.0020.63
rChamfer (min)20.0787

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)22.225
Bore d (in)0.8750
Outside dia. D (mm)62.000
Outside dia. D (in)2.4409
Width B (mm)19.000
Overall width T (mm)17.983
Overall width T (in)0.7080
Cup width C (mm)16.002

Load ratings & speeds

Basic dynamic load rating Cr (lbs)10800
Basic static load rating Cor (lbs)11100
Basic dynamic load rating Cr (N)48200
Basic static load rating C0r (N)49200
Dynamic rating C1 (N, ISO)48200
Dynamic rating C1 (lbf, ISO)10800
Radial rating C90 (N)12500
Radial rating C90 (lbf)2810
Thrust rating Ca90 (N)5170
Thrust rating Ca90 (lbf)1160
Static rating C0 (N)49200
Static rating C0 (lbf)11100
Factor e0.24
Factor Y2.48
Factor K2.42
Geometry factor G112.8
Geometry factor G28.2
Geometry factor Cg0.0509
Effective load centre a (mm)-6.1

Weight

Weight (kg)0.29
Cone weight (kg)0.19
Cup weight (kg)0.09
Total weight (kg)0.28

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)3.5
Housing fillet r max (mm)2.0
Shaft shoulder da (mm)30.0
Shaft shoulder db (mm)34.5
Housing shoulder Da (mm)57.0
Housing shoulder Db (mm)55.0
Cage projection Aa (mm)0.0
Cage projection Ab (mm)0.8

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
412,0501023,386
68,03339213,083
86,0251,02434,133
104,8202,15471,814
153,2138,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 48,200 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.92 (dimensions) / p.22 (cone) / p.22 (cup)
Series typeTS

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

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
07087/07196TimkenTapered Roller22.2350.0114.2629.1 kN0.12
07087/07204TimkenTapered Roller22.2351.9914.2629.1 kN0.15
07087X/07196TimkenTapered Roller22.2350.0114.2629.1 kN0.12
07087X/07205TimkenTapered Roller22.235214.2629.1 kN0.15
1280/1220TimkenTapered Roller22.2357.1522.2355.3 kN0.28
1380/1328TimkenTapered Roller22.2352.3920.1747.9 kN0.2
1380/1329TimkenTapered Roller22.2353.9820.1747.9 kN0.21
1755/1729TimkenTapered Roller22.2356.919.8445.4 kN0.25

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