SIFT BEARING STORE CATALOG

28985/28919TimkenTapered Roller

28985/28919 is a Timken tapered roller bearing, bore 60.33 mm, O.D. 99.98 mm, width 25.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d60.33mm
Outside dia. D99.98mm
Width B25.4mm
Weight0.75kg
Mean dia. dm80.2mm

Original catalogue drawing - Timken - Single Row

28985/28919 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. D99.98 mmBore d60.33 mmWidth B25.4 mmCup width C19.05 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 diameter60.3252.375
DOutside diameter99.9793.9362
BInner-ring / bearing width25.41
TOverall assembly width24.6050.9687
CCup / outer-ring width19.050.75
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)60.325
Bore d (in)2.3750
Outside dia. D (mm)99.979
Outside dia. D (in)3.9362
Width B (mm)25.400
Width B (in)1.0000
Overall width T (mm)24.605
Overall width T (in).9687
Cup width C (mm)19.050
Cup width C (in).7500

Weight

Cone weight (kg)0.53
Cup weight (kg)0.22
Total weight (kg)0.75

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)3.5
Housing fillet r max (mm)1.5

Source & traceability

BrandTimken
Source catalogueTimken Bearing Dimension Catalog
Catalogue pagep.311 (dimensions) / p.82 (cone) / p.82 (cup)

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

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
28985/28921TimkenTapered Roller60.3310025.4106 kN0.74
28985/28921ATimkenTapered Roller60.3310025.4106 kN0.76

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
28985/28920TimkenTapered Roller60.33101.625.4106 kN0.78
28985/28921TimkenTapered Roller60.3310025.4106 kN0.74
28985/28921ATimkenTapered Roller60.3310025.4106 kN0.76
28985/28921DTimkenTapered Roller60.3310055.56185 kN1.64

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
3960/3919RBTimkenTapered Roller60.33112.7136.4-1.42
3980/3920TimkenTapered Roller60.33112.7130.05139 kN1.3
3980/3925TimkenTapered Roller60.33112.7130.05139 kN1.31
557A/552TimkenTapered Roller60.33123.8336.68-2.08
558/552TimkenTapered Roller60.33123.8336.68226 kN2.13
558/552ATimkenTapered Roller60.33123.8336.68226 kN2.08
558/552DTimkenTapered Roller60.33123.8379.38394 kN4.32
5582/5520TimkenTapered Roller60.33120.2543.76-2.32

Request a quotation for 28985/28919

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