SIFT BEARING STORE CATALOG

32909FAGTapered Roller

32909 is a FAG tapered roller bearing, bore 45 mm, O.D. 68 mm, width 15 mm, dynamic rating 34.5 kN. Dimensions, drawing, interchanges and price.

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Bore d45mm
Outside dia. D68mm
Width B15mm
Dynamic Cr34.5kN
Static C0r52kN
Limiting speed10,600rpm
Weight0.196kg
Cr / C0r0.66
Mean dia. dm56.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 592

32909 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. D68 mmBore d45 mmWidth B15 mmCup width C12 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 diameter682.6772
BInner-ring / bearing width150.5906
TOverall assembly width150.5906
CCup / outer-ring width120.4724

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)68
Width B (mm)15
Overall width T (mm)15
Cup width C (mm)12
Inner-ring OD d1 (mm)57.8

Load ratings & speeds

Basic dynamic load rating Cr (lbs)7756
Basic static load rating Cor (lbs)11690
Basic dynamic load rating Cr (N)34500
Basic static load rating C0r (N)52000
Basic dynamic axial rating Ca (N)3
Fatigue limit load Cur (N)5700
Factor e0.32
Factor Y1.88
Factor Y01.04
Limiting speed nG (rpm)10,600
Reference speed nB (rpm)5,500
Effective load centre a (mm)12

Weight

Weight (kg)0.196

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)0.6
Shaft shoulder da (mm)51
Shaft shoulder db (mm)50
Housing shoulder Da (mm)62
Housing shoulder Db (mm)64
Housing fillet ra max (mm)0.6
Fillet rb max (mm)0.6

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
48,625102564
65,7503922,181
84,3121,0245,689
103,4502,15411,969
152,3008,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 34,500 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.592 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
HR32909NSKTapered Roller45681542.5 kN0.187
HR32909JNSKTapered Roller4568157,760 lbs0.186

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30209-AFAGTapered Roller45851970 kN0.47
30209-XLFAGTapered Roller45851984 kN0.488
30309-AFAGTapered Roller4510025112 kN1
31309-AFAGTapered Roller451002595 kN0.998
31309-A-N11CA-A60-100FAGTapered Roller45100None163 kN2.1
31309-XLFAGTapered Roller4510025114 kN0.97
32009-X-XLFAGTapered Roller45752072 kN0.355
32009-XAFAGTapered Roller45752060 kN0.329

Request a quotation for 32909

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.