SIFT BEARING STORE CATALOG

KL44643-L44610FAGTapered Roller

KL44643-L44610 is a FAG tapered roller bearing, bore 25.4 mm, O.D. 50.29 mm, width 14.73 mm. Dimensions, drawing, interchanges and price.

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Bore d25.4mm
Outside dia. D50.29mm
Width B14.73mm
Dynamic Cr25kN
Static C0r28.5kN
Limiting speed14,000rpm
Weight0.129kg
Cr / C0r0.88
Mean dia. dm37.8mm

Original catalogue drawing - FAG Schaeffler HR 1, page 494

KL44643-L44610 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. D50.29 mmBore d25.4 mmWidth B14.73 mmCup width C10.67 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 diameter25.41
DOutside diameter50.2921.98
BInner-ring / bearing width14.7320.58
TOverall assembly width14.2240.56
CCup / outer-ring width10.6680.42

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)25.4
Outside dia. D (mm)50.292
Width B (mm)14.732
Overall width T (mm)14.224
Cup width C (mm)10.668
Inner-ring OD d1 (mm)40.1

Load ratings & speeds

Basic dynamic load rating Cr (lbs)5620
Basic static load rating Cor (lbs)6407
Basic dynamic load rating Cr (N)25000
Basic static load rating C0r (N)28500
Basic dynamic axial rating Ca (N)3
Fatigue limit load Cur (N)3150
Factor e0.37
Factor Y1.6
Factor Y00.88
Limiting speed nG (rpm)14,000
Effective load centre a (mm)11

Weight

Weight (kg)0.129

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)1.3
Shaft shoulder da (mm)30
Shaft shoulder db (mm)32
Housing shoulder Da (mm)44.5
Housing shoulder Db (mm)47
Housing fillet ra max (mm)1.3
Fillet rb max (mm)1.3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
46,250102564
64,1673922,181
83,1251,0245,689
102,5002,15411,969
151,6678,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 25,000 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.494 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
L44643/L44610NSKTapered Roller25.450.2914.736,210 lbs0.122
L44642/L44610TimkenTapered Roller25.450.2914.7335.6 kN0.13
L44643/L44610TimkenTapered Roller25.450.2914.7335.6 kN0.13
L44643X/L44610TimkenTapered Roller25.450.2914.7335.6 kN0.13

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
K1780-1729FAGTapered Roller25.456.919.8443 kN0.243
30205-AFAGTapered Roller25521532 kN0.155
30205-XLFAGTapered Roller25521538.5 kN0.154
30305-AFAGTapered Roller25621747 kN0.289
31305-AFAGTapered Roller25621737 kN0.297
32005-XFAGTapered Roller25471526 kN0.12
32005-X-XLFAGTapered Roller25471531.5 kN0.117
32205-AFAGTapered Roller25521839.5 kN0.186

Request a quotation for KL44643-L44610

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