SIFT BEARING STORE CATALOG

K4580-4535FAGTapered Roller

K4580-4535 is a FAG tapered roller bearing, bore 50.8 mm, O.D. 104.78 mm, width 40.16 mm. Dimensions, drawing, interchanges and price.

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Bore d50.8mm
Outside dia. D104.78mm
Width B40.16mm
Dynamic Cr159kN
Static C0r226kN
Limiting speed6,700rpm
Weight1.67kg
Cr / C0r0.7
Mean dia. dm77.8mm

Original catalogue drawing - FAG Schaeffler HR 1, page 620

K4580-4535 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. D104.78 mmBore d50.8 mmWidth B40.16 mmCup width C33.34 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 diameter50.82
DOutside diameter104.7754.125
BInner-ring / bearing width40.1571.581
TOverall assembly width39.6881.5625
CCup / outer-ring width33.3381.3125

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)50.8
Outside dia. D (mm)104.775
Width B (mm)40.157
Overall width T (mm)39.688
Cup width C (mm)33.338
Inner-ring OD d1 (mm)80.3

Load ratings & speeds

Basic dynamic load rating Cr (lbs)35745
Basic static load rating Cor (lbs)50807
Basic dynamic load rating Cr (N)159000
Basic static load rating C0r (N)226000
Basic dynamic axial rating Ca (N)4
Fatigue limit load Cur (N)28500
Factor e0.34
Factor Y1.79
Factor Y00.98
Limiting speed nG (rpm)6,700
Effective load centre a (mm)28

Weight

Weight (kg)1.67

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3.6
Shaft shoulder da (mm)61
Shaft shoulder db (mm)67
Housing shoulder Da (mm)90
Housing shoulder Db (mm)99
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 2,200 rpm
439,750102770
626,5003922,973
819,8751,0247,758
1015,9002,15416,321
1510,6008,32363,057

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 159,000 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.620 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
4580/4535TimkenTapered Roller50.8104.7840.16180 kN1.62

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
K33889-33822FAGTapered Roller50.895.2528.57107 kN0.861
K368-362-AFAGTapered Roller50.888.922.2372 kN0.516
K368-A-362-AFAGTapered Roller50.888.922.2372 kN0.555
K3780-3720FAGTapered Roller50.893.2630.3104 kN0.89
K45284-45220FAGTapered Roller50.8104.7830.96126 kN1.25
K537-532-XFAGTapered Roller50.8107.9536.96146 kN1.69
K72200-72487FAGTapered Roller50.8123.8332.79135 kN2.18
KHM807046-HM807010FAGTapered Roller50.8104.7836.51145 kN1.64

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