SIFT BEARING STORE CATALOG

32221-AFAGTapered Roller

32221-A is a FAG tapered roller bearing, bore 105 mm, O.D. 190 mm, width 50 mm, dynamic rating 385 kN. Dimensions, drawing, interchanges and price.

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Bore d105mm
Outside dia. D190mm
Width B50mm
Dynamic Cr385kN
Static C0r550kN
Limiting speed3,600rpm
Weight6.07kg
Cr / C0r0.7
Mean dia. dm147.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 486

32221-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. D190 mmBore d105 mmWidth B50 mmCup width C43 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 diameter1907.4803
BInner-ring / bearing width501.9685
TOverall assembly width532.0866
CCup / outer-ring width431.6929

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)190
Width B (mm)50
Overall width T (mm)53
Cup width C (mm)43
Inner-ring OD d1 (mm)144.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)86551
Basic static load rating Cor (lbs)123645
Basic dynamic load rating Cr (N)385000
Basic static load rating C0r (N)550000
Basic dynamic axial rating Ca (N)5
Fatigue limit load Cur (N)63000
Factor e0.42
Factor Y1.43
Factor Y00.79
Limiting speed nG (rpm)3,600
Reference speed nB (rpm)2,490
Effective load centre a (mm)44

Weight

Weight (kg)6.07

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3
Shaft shoulder da (mm)120
Shaft shoulder db (mm)117
Housing shoulder Da (mm)178
Housing shoulder Db (mm)180
Housing fillet ra max (mm)3
Fillet rb max (mm)2.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,200 rpm
496,2501021,411
664,1673925,451
848,1251,02414,222
1038,5002,15429,923
1525,6678,323115,604

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 385,000 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
2221NSKBall10519050120 kN5.73
HR32221NSKTapered Roller10519050445 kN6.25
HR32221JNSKTapered Roller1051905080,900 lbs6.251
32221TimkenTapered Roller10519050398 kN5.94

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
32221-XLFAGTapered Roller10519050455 kN6.3

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
32221-XLFAGTapered Roller10519050455 kN6.3
32221-XL-DF-A230-280FAGTapered Roller105190None780 kN13

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
32321-AFAGTapered Roller10522577670 kN15.1

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