SIFT BEARING STORE CATALOG

30221-AFAGTapered Roller

30221-A is a FAG tapered roller bearing, bore 105 mm, O.D. 190 mm, width 36 mm, dynamic rating 280 kN. Dimensions, drawing, interchanges and price.

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Bore d105mm
Outside dia. D190mm
Width B36mm
Dynamic Cr280kN
Static C0r370kN
Limiting speed4,000rpm
Weight4.23kg
Cr / C0r0.76
Mean dia. dm147.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 486

30221-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 B36 mmCup width C30 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 width361.4173
TOverall assembly width391.5354
CCup / outer-ring width301.1811

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)36
Overall width T (mm)39
Cup width C (mm)30
Inner-ring OD d1 (mm)143.2

Load ratings & speeds

Basic dynamic load rating Cr (lbs)62947
Basic static load rating Cor (lbs)83179
Basic dynamic load rating Cr (N)280000
Basic static load rating C0r (N)370000
Basic dynamic axial rating Ca (N)6
Fatigue limit load Cur (N)40000
Factor e0.42
Factor Y1.43
Factor Y00.79
Limiting speed nG (rpm)4,000
Reference speed nB (rpm)2,700
Effective load centre a (mm)38

Weight

Weight (kg)4.23

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3
Shaft shoulder da (mm)122
Shaft shoulder db (mm)117
Housing shoulder Da (mm)178
Housing shoulder Db (mm)177
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 1,300 rpm
470,0001021,302
646,6673925,032
835,0001,02413,128
1028,0002,15427,621
1518,6678,323106,711

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 280,000 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
1221NSKBall1051903682.5 kN4.43
6221NSKBall1051903629,900 lbs3.697
7221BNSKBall1051903630,400 lbs4.4
BL221NSKBall1051903639,200 lbs4.173
221NSKCylindrical Roller1051903645,100 lbs4.051
HR30221NSKTapered Roller10519036345 kN4.51
HR30221JNSKTapered Roller1051903662,900 lbs4.509
7221NSKPrecision / Angular Contact10519036172 kN3.84
7221A5NSKPrecision / Angular Contact1051903634,800 lbs3.769
7221CNSKPrecision / Angular Contact1051903636,600 lbs3.729

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1221-MFAGBall1051903675 kN4.75
6221FAGBall10519036141 kN3.88
6221-2RSRFAGBall10519036141 kN3.73
6221-2ZFAGBall10519036141 kN3.99
QJ221-N2-MPAFAGBall10519036233 kN4.81
N221-E-M1FAGCylindrical Roller10519036310 kN4.63
N221-E-XL-M1FAGCylindrical Roller10519036310 kN4.63
NJ221-E-TVP2FAGCylindrical Roller10519036310 kN4.17

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
30221-XLFAGTapered Roller10519036330 kN4.46

Nearby bore sizes

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

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