SIFT BEARING STORE CATALOG

74510D/74850TimkenTapered Roller

74510D/74850 is a Timken tapered roller bearing, bore 130 mm, O.D. 215.9 mm, width 123.83 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d130mm
Outside dia. D215.9mm
Width B123.83mm
Dynamic Cr665kN
Weight17.45kg
Mean dia. dm173mm

Original catalogue drawing - Timken TRB Catalog, page 614

74510D/74850 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. D215.9 mmBore d130 mmWidth B123.83 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 diameter130.0055.1183
DOutside diameter215.98.5
BInner-ring / bearing width123.8254.875
TOverall assembly width123.8254.875
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)130.005
Bore d (in)5.1183
Outside dia. D (mm)215.900
Outside dia. D (in)8.5000
Width B (mm)123.825
Width B (in)4.8750
Overall width T (mm)123.825
Overall width T (in)4.8750

Load ratings & speeds

Basic dynamic load rating Cr (lbs)150000
Basic dynamic load rating Cr (N)665000
Dynamic rating C1 (N, ISO)665000
Dynamic rating C1 (lbf, ISO)150000
Radial rating C90 (N)99000
Radial rating C90 (lbf)22300
Thrust rating Ca90 (N)82600
Thrust rating Ca90 (lbf)18600
Factor e0.5
Factor Y11.4
Factor Y22.1
Factor K1.20
Geometry factor G1362.9
Geometry factor G268.5
Geometry factor Cg0.1338

Weight

Weight (kg)17.45

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)1.5
Housing fillet r max (mm)3.3
Shaft shoulder da (mm)146.0
Housing shoulder Db (mm)196.0

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
4166,2501023,386
6110,83339213,083
883,1251,02434,133
1066,5002,15471,814
1544,3338,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 665,000 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.614 (dimensions)
Series typeTDI

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

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30226TimkenTapered Roller13023040407 kN7.06
30326TimkenTapered Roller13028058752 kN17.43
31326XTimkenTapered Roller13028066691 kN19.16
32026XTimkenTapered Roller13020045386 kN4.98
32226TimkenTapered Roller13023064644 kN11.4
32326TimkenTapered Roller130280931120 kN26.99
32926TimkenTapered Roller13018032210 kN2.36
74511X/74845TimkenTapered Roller130214.973.5-6.67

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