SIFT BEARING STORE CATALOG

30321-XLFAGTapered Roller

30321-XL is a FAG tapered roller bearing, bore 105 mm, O.D. 225 mm, width 49 mm, dynamic rating 530 kN. Dimensions, drawing, interchanges and price.

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Bore d105mm
Outside dia. D225mm
Width B49mm
Dynamic Cr530kN
Static C0r560kN
Limiting speed3,600rpm
Weight10.5kg
Cr / C0r0.95
Mean dia. dm165mm

Original catalogue drawing - FAG Schaeffler HR 1, page 604

30321-XL 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 B49 mmCup width C41 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 width491.9291
TOverall assembly width53.52.1063
CCup / outer-ring width411.6142

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)49
Overall width T (mm)53.5
Cup width C (mm)41
Inner-ring OD d1 (mm)154.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)119149
Basic static load rating Cor (lbs)125893
Basic dynamic load rating Cr (N)530000
Basic static load rating C0r (N)560000
Basic dynamic axial rating Ca (N)7
Fatigue limit load Cur (N)76000
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)3,600
Reference speed nB (rpm)2,550
Effective load centre a (mm)44

Weight

Weight (kg)10.5

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)4
Shaft shoulder da (mm)132
Shaft shoulder db (mm)119
Housing shoulder Da (mm)193
Housing shoulder Db (mm)206
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 1,200 rpm
4132,5001021,411
688,3333925,451
866,2501,02414,222
1053,0002,15429,923
1535,3338,323115,604

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 530,000 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.604 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1321NSKBall10522549169 kN9.58
6321NSKBall1052254941,300 lbs8.119
7321BNSKBall1052254942,800 lbs9.389
321NSKCylindrical Roller1052254971,500 lbs8.618
NU321ENSKCylindrical Roller10522549525 kN9.84
HR30321NSKTapered Roller10522549560 kN9.52
HR30321JNSKTapered Roller10522549102,000 lbs9.525
HR31321JNSKTapered Roller1052254976,400 lbs10.043
7321NSKPrecision / Angular Contact10522549210 kN9.43

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1321-MFAGBall10522549158 kN10.3
6321FAGBall10522549188 kN8.7
7321-B-MPFAGPrecision / Angular Contact10522549209 kN9
7321-B-XL-MPFAGPrecision / Angular Contact10522549225 kN9.3

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30221-AFAGTapered Roller10519036280 kN4.23
30221-XLFAGTapered Roller10519036330 kN4.46
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

Request a quotation for 30321-XL

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.