SIFT BEARING STORE CATALOG

31309-A-N11CA-A60-100FAGTapered Roller

31309-A-N11CA-A60-100 is a FAG tapered roller bearing, bore 45 mm, O.D. 100 mm, dynamic rating 163 kN. Dimensions, drawing, interchanges and price.

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Bore d45mm
Outside dia. D100mm
Dynamic Cr163kN
Static C0r214kN
Weight2.1kg
Cr / C0r0.76
Mean dia. dm72.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 492

31309-A-N11CA-A60-100 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. D100 mmBore d45 mmWidth B27.5 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 diameter451.7717
DOutside diameter1003.937

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)45
Outside dia. D (mm)100

Load ratings & speeds

Basic dynamic load rating Cr (lbs)36644
Basic static load rating Cor (lbs)48109
Basic dynamic load rating Cr (N)163000
Basic static load rating C0r (N)214000
Basic dynamic axial rating Ca (N)4
Fatigue limit load Cur (N)25500
Factor e0.83
Factor Y00.8

Weight

Weight (kg)2.1

Mounting dimensions (fillets / shoulders)

Shaft shoulder da (mm)56
Housing shoulder Da (mm)91
Fillet rb max (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
440,7501023,386
627,16739213,083
820,3751,02434,133
1016,3002,15471,814
1510,8678,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 163,000 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.492 (dimensions)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
31309-AFAGTapered Roller451002595 kN0.998
31309-XLFAGTapered Roller4510025114 kN0.97

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30209-AFAGTapered Roller45851970 kN0.47
30209-XLFAGTapered Roller45851984 kN0.488
30309-AFAGTapered Roller4510025112 kN1
32009-X-XLFAGTapered Roller45752072 kN0.355
32009-XAFAGTapered Roller45752060 kN0.329
32209-AFAGTapered Roller45852382 kN0.57
32209-B-XLFAGTapered Roller45852393 kN0.62
32209-XLFAGTapered Roller45852397 kN0.592

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