SIFT BEARING STORE CATALOG

30230-AFAGTapered Roller

30230-A is a FAG tapered roller bearing, bore 150 mm, O.D. 270 mm, width 45 mm, dynamic rating 475 kN. Dimensions, drawing, interchanges and price.

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Bore d150mm
Outside dia. D270mm
Width B45mm
Dynamic Cr475kN
Static C0r650kN
Limiting speed2,600rpm
Weight11.1kg
Cr / C0r0.73
Mean dia. dm210mm

Original catalogue drawing - FAG Schaeffler HR 1, page 488

30230-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. D270 mmBore d150 mmWidth B45 mmCup width C38 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 diameter27010.6299
BInner-ring / bearing width451.7717
TOverall assembly width491.9291
CCup / outer-ring width381.4961

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)270
Width B (mm)45
Overall width T (mm)49
Cup width C (mm)38
Inner-ring OD d1 (mm)201

Load ratings & speeds

Basic dynamic load rating Cr (lbs)106784
Basic static load rating Cor (lbs)146126
Basic dynamic load rating Cr (N)475000
Basic static load rating C0r (N)650000
Basic dynamic axial rating Ca (N)9
Fatigue limit load Cur (N)74000
Factor e0.44
Factor Y1.38
Factor Y00.76
Limiting speed nG (rpm)2,600
Reference speed nB (rpm)1,870
Effective load centre a (mm)52

Weight

Weight (kg)11.1

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)4
Shaft shoulder da (mm)175
Shaft shoulder db (mm)164
Housing shoulder Da (mm)256
Housing shoulder Db (mm)250
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 800 rpm
4118,7501022,117
679,1673928,177
859,3751,02421,333
1047,5002,15444,884
1531,6678,323173,406

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 475,000 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
6230NSKBall1502704539,600 lbs11.476
7230BNSKBall1502704550,500 lbs10.977
230NSKCylindrical Roller1502704577,000 lbs11.34
NU230ENSKCylindrical Roller15027045550 kN11.9
30230NSKTapered Roller1502704597,800 lbs10.7
7230NSKPrecision / Angular Contact15027045273 kN11.2
7230A5NSKPrecision / Angular Contact1502704558,000 lbs11.104
7230CNSKPrecision / Angular Contact1502704560,800 lbs11.104
30230TimkenTapered Roller15027045533 kN11.03

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
6230FAGBall15027045187 kN10.3
QJ230-N2-MPAFAGBall15027045350 kN12.2
N230-E-M1FAGCylindrical Roller15027045520 kN11.7
N230-E-XL-M1FAGCylindrical Roller15027045520 kN11.8
NJ230-E-M1FAGCylindrical Roller15027045520 kN11.9
NJ230-E-XL-M1FAGCylindrical Roller15027045520 kN12
NU230-E-M1FAGCylindrical Roller15027045520 kN11.8
NU230-E-XL-M1FAGCylindrical Roller15027045520 kN11.9

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
30230-XLFAGTapered Roller15027045550 kN10.9

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30330-AFAGTapered Roller15032065810 kN25.1
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
32230-AFAGTapered Roller15027073740 kN18.5

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