SIFT BEARING STORE CATALOG

K42381-42584FAGTapered Roller

K42381-42584 is a FAG tapered roller bearing, bore 96.84 mm, O.D. 148.43 mm, width 28.97 mm. Dimensions, drawing, interchanges and price.

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Bore d96.84mm
Outside dia. D148.43mm
Width B28.97mm
Dynamic Cr139kN
Static C0r216kN
Limiting speed4,650rpm
Weight1.75kg
Cr / C0r0.64
Mean dia. dm122.6mm

Original catalogue drawing - FAG Schaeffler HR 1, page 626

K42381-42584 FAG 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. D148.43 mmBore d96.84 mmWidth B28.97 mmCup width C21.43 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 diameter96.8383.8125
DOutside diameter148.435.8437
BInner-ring / bearing width28.9711.1406
TOverall assembly width28.5751.125
CCup / outer-ring width21.4330.8438

Notes

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)96.838
Outside dia. D (mm)148.43
Width B (mm)28.971
Overall width T (mm)28.575
Cup width C (mm)21.433
Inner-ring OD d1 (mm)123.3

Load ratings & speeds

Basic dynamic load rating Cr (lbs)31248
Basic static load rating Cor (lbs)48559
Basic dynamic load rating Cr (N)139000
Basic static load rating C0r (N)216000
Basic dynamic axial rating Ca (N)4
Fatigue limit load Cur (N)25500
Factor e0.49
Factor Y1.22
Factor Y00.67
Limiting speed nG (rpm)4,650
Effective load centre a (mm)32

Weight

Weight (kg)1.75

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3.6
Shaft shoulder da (mm)104
Shaft shoulder db (mm)110
Housing shoulder Da (mm)134
Housing shoulder Db (mm)142
Housing fillet ra max (mm)3.6
Fillet rb max (mm)3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,500 rpm
434,7501021,129
623,1673924,361
817,3751,02411,378
1013,9002,15423,938
159,2678,32392,483

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 139,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandFAG
Source catalogueFAG / Schaeffler Rolling Bearings HR 1
Catalogue pagep.626 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
42381/42584TimkenTapered Roller96.84148.4328.97193 kN1.67

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
K90381-90744FAGTapered Roller96.84188.9146.04270 kN5.62
K594-592-A-XLFAGTapered Roller95.25152.436.32215 kN2.55
K594-A-592-A-XLFAGTapered Roller95.25152.436.32215 kN2.57
K683-672-XLFAGTapered Roller95.25168.2841.27265 kN3.78
30219-AFAGTapered Roller9517032225 kN3.13
30219-XLFAGTapered Roller9517032265 kN3.13
30319-AFAGTapered Roller9520045370 kN6.77
31319-AFAGTapered Roller9520045310 kN7.08

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