SIFT BEARING STORE CATALOG

30330-AFAGTapered Roller

30330-A is a FAG tapered roller bearing, bore 150 mm, O.D. 320 mm, width 65 mm, dynamic rating 810 kN. Dimensions, drawing, interchanges and price.

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Bore d150mm
Outside dia. D320mm
Width B65mm
Dynamic Cr810kN
Static C0r1030kN
Limiting speed2,200rpm
Weight25.1kg
Cr / C0r0.79
Mean dia. dm235mm

Original catalogue drawing - FAG Schaeffler HR 1, page 488

30330-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. D320 mmBore d150 mmWidth B65 mmCup width C55 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 diameter1505.9055
DOutside diameter32012.5984
BInner-ring / bearing width652.5591
TOverall assembly width722.8346
CCup / outer-ring width552.1654

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)150
Outside dia. D (mm)320
Width B (mm)65
Overall width T (mm)72
Cup width C (mm)55
Inner-ring OD d1 (mm)224

Load ratings & speeds

Basic dynamic load rating Cr (lbs)182095
Basic static load rating Cor (lbs)231553
Basic dynamic load rating Cr (N)810000
Basic static load rating C0r (N)1.03e+06
Basic dynamic axial rating Ca (N)9
Fatigue limit load Cur (N)113000
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)2,200
Reference speed nB (rpm)1,650
Effective load centre a (mm)60

Weight

Weight (kg)25.1

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)5
Shaft shoulder da (mm)189
Shaft shoulder db (mm)168
Housing shoulder Da (mm)302
Housing shoulder Db (mm)292
Housing fillet ra max (mm)5
Fillet rb max (mm)4

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 700 rpm
4202,5001022,419
6135,0003929,345
8101,2501,02424,381
1081,0002,15451,296
1554,0008,323198,178

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 810,000 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.488 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6330NSKBall1503206561,700 lbs25.991
7330BNSKBall1503206564,800 lbs25.31
330NSKCylindrical Roller15032065133,000 lbs26.308
NU330ENSKCylindrical Roller15032065930 kN27.1
30330NSKTapered Roller15032065155,000 lbs24.204
HR30330NSKTapered Roller150320651020 kN25
HR31330JNSKTapered Roller15032065137,100 lbs28.477
7330NSKPrecision / Angular Contact15032065350 kN26

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
6330FAGBall15032065300 kN22.4
6330-MFAGBall15032065280 kN26.5
QJ330-N2-MPAFAGBall15032065510 kN28
N330-E-M1FAGCylindrical Roller15032065900 kN26.8
N330-E-XL-M1FAGCylindrical Roller15032065900 kN26.9
NJ330-E-M1FAGCylindrical Roller15032065900 kN27.2
NJ330-E-XL-M1FAGCylindrical Roller15032065900 kN27.4
NU330-E-M1FAGCylindrical Roller15032065900 kN26.8

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30230-AFAGTapered Roller15027045475 kN11.1
30230-XLFAGTapered Roller15027045550 kN10.9
31330-XFAGTapered Roller15032075790 kN28
31330-X-XLFAGTapered Roller15032075930 kN27.8
32030-XFAGTapered Roller15022548385 kN6.47
32030-X-XLFAGTapered Roller15022548455 kN6.5
32030-X-XL-DF-A120-170FAGTapered Roller150225None780 kN13.5
32030-X-XL-DF-A280-330FAGTapered Roller150225None780 kN13.5

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