SIFT BEARING STORE CATALOG

32321-AFAGTapered Roller

32321-A is a FAG tapered roller bearing, bore 105 mm, O.D. 225 mm, width 77 mm, dynamic rating 670 kN. Dimensions, drawing, interchanges and price.

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Bore d105mm
Outside dia. D225mm
Width B77mm
Dynamic Cr670kN
Static C0r940kN
Limiting speed3,000rpm
Weight15.1kg
Cr / C0r0.71
Mean dia. dm165mm

Original catalogue drawing - FAG Schaeffler HR 1, page 486

32321-A 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. D225 mmBore d105 mmWidth B77 mmCup width C63 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 diameter1054.1339
DOutside diameter2258.8583
BInner-ring / bearing width773.0315
TOverall assembly width81.53.2087
CCup / outer-ring width632.4803

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)105
Outside dia. D (mm)225
Width B (mm)77
Overall width T (mm)81.5
Cup width C (mm)63
Inner-ring OD d1 (mm)160.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)150622
Basic static load rating Cor (lbs)211320
Basic dynamic load rating Cr (N)670000
Basic static load rating C0r (N)940000
Basic dynamic axial rating Ca (N)9
Fatigue limit load Cur (N)118000
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)3,000
Reference speed nB (rpm)2,220
Effective load centre a (mm)56

Weight

Weight (kg)15.1

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)4
Shaft shoulder da (mm)128
Shaft shoulder db (mm)119
Housing shoulder Da (mm)211
Housing shoulder Db (mm)209
Housing fillet ra max (mm)4
Fillet rb max (mm)3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,000 rpm
4167,5001021,693
6111,6673926,542
883,7501,02417,067
1067,0002,15435,907
1544,6678,323138,724

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 670,000 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.486 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
HR32321JNSKTapered Roller10522577151,000 lbs14.515
32321TimkenTapered Roller10522577726 kN13.99

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30221-AFAGTapered Roller10519036280 kN4.23
30221-XLFAGTapered Roller10519036330 kN4.46
30321-XLFAGTapered Roller10522549530 kN10.5
31321-X-XLFAGTapered Roller10522553480 kN10
32021-XFAGTapered Roller10516035202 kN2.33
32021-X-XLFAGTapered Roller10516035238 kN2.45
32021-X-XL-DF-A280-330FAGTapered Roller105160None410 kN5.11
32221-AFAGTapered Roller10519050385 kN6.07

Request a quotation for 32321-A

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