SIFT BEARING STORE CATALOG

K663-653-XLFAGTapered Roller

K663-653-XL is a FAG tapered roller bearing, bore 82.55 mm, O.D. 146.05 mm, width 41.27 mm. Dimensions, drawing, interchanges and price.

X-life
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Bore d82.55mm
Outside dia. D146.05mm
Width B41.27mm
Dynamic Cr250kN
Static C0r305kN
Limiting speed5,200rpm
Weight2.79kg
Cr / C0r0.82
Mean dia. dm114.3mm

Original catalogue drawing - FAG Schaeffler HR 1, page 626

K663-653-XL 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. D146.05 mmBore d82.55 mmWidth B41.27 mmCup width C31.75 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 diameter82.553.25
DOutside diameter146.055.75
BInner-ring / bearing width41.2751.625
TOverall assembly width41.2751.625
CCup / outer-ring width31.751.25

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)82.55
Outside dia. D (mm)146.05
Width B (mm)41.275
Overall width T (mm)41.275
Cup width C (mm)31.75
Inner-ring OD d1 (mm)114.5

Load ratings & speeds

Basic dynamic load rating Cr (lbs)56202
Basic static load rating Cor (lbs)68567
Basic dynamic load rating Cr (N)250000
Basic static load rating C0r (N)305000
Basic dynamic axial rating Ca (N)5
Fatigue limit load Cur (N)48000
Factor e0.41
Factor Y1.47
Factor Y00.81
Limiting speed nG (rpm)5,200
Effective load centre a (mm)33

Weight

Weight (kg)2.79

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3.6
Shaft shoulder da (mm)92
Shaft shoulder db (mm)99
Housing shoulder Da (mm)131
Housing shoulder Db (mm)139
Housing fillet ra max (mm)3.6
Fillet rb max (mm)3.3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,700 rpm
462,500102996
641,6673923,848
831,2501,02410,039
1025,0002,15421,122
1516,6678,32381,603

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 250,000 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
663/653NSKTapered Roller82.55146.0541.2746,500 lbs2.753
663/653TimkenTapered Roller82.55146.0541.27247 kN2.75
663A/653TimkenTapered Roller82.55146.0541.27247 kN2.74

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
AK47686-47620FAGTapered Roller82.55133.3533.34153 kN1.94
K495-493FAGTapered Roller82.55136.5329.77134 kN1.67
K580-572FAGTapered Roller82.55139.9936.1177 kN2.25
KHM516449-HM516410FAGTapered Roller82.55133.3539.69183 kN2.32
K496-493FAGTapered Roller80.96136.5329.77134 kN1.91
K498-492-AFAGTapered Roller84.14133.3529.77134 kN1.53
K498-493FAGTapered Roller84.14136.5329.77134 kN1.81
30217-AFAGTapered Roller8515028175 kN2.29

Request a quotation for K663-653-XL

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