SIFT BEARING STORE CATALOG

30303-XLFAGTapered Roller

30303-XL is a FAG tapered roller bearing, bore 17 mm, O.D. 47 mm, width 14 mm, dynamic rating 33 kN. Dimensions, drawing, interchanges and price.

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Bore d17mm
Outside dia. D47mm
Width B14mm
Dynamic Cr33kN
Static C0r25kN
Limiting speed19,300rpm
Weight0.13kg
Cr / C0r1.32
Mean dia. dm32mm

Original catalogue drawing - FAG Schaeffler HR 1, page 586

30303-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. D47 mmBore d17 mmWidth B14 mmCup width C12 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 diameter170.6693
DOutside diameter471.8504
BInner-ring / bearing width140.5512
TOverall assembly width15.250.6004
CCup / outer-ring width120.4724

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)17
Outside dia. D (mm)47
Width B (mm)14
Overall width T (mm)15.25
Cup width C (mm)12
Inner-ring OD d1 (mm)32

Load ratings & speeds

Basic dynamic load rating Cr (lbs)7419
Basic static load rating Cor (lbs)5620
Basic dynamic load rating Cr (N)33000
Basic static load rating C0r (N)25000
Basic dynamic axial rating Ca (N)2
Fatigue limit load Cur (N)3400
Factor e0.29
Factor Y2.11
Factor Y01.16
Limiting speed nG (rpm)19,300
Reference speed nB (rpm)10,800
Effective load centre a (mm)11

Weight

Weight (kg)0.13

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)1
Shaft shoulder da (mm)25
Shaft shoulder db (mm)23
Housing shoulder Da (mm)40
Housing shoulder Db (mm)42
Housing fillet ra max (mm)1
Fillet rb max (mm)1

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
48,250102564
65,5003922,181
84,1251,0245,689
103,3002,15411,969
152,2008,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 33,000 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.586 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1303NSKBall1747142,810 lbs0.136
6303NSKBall1747143,060 lbs0.113
7303BNSKBall1747143,110 lbs0.118
30303NSKTapered Roller17471427 kN0.129
HR30303NSKTapered Roller17471436 kN0.134
HR30303JNSKTapered Roller1747146,560 lbs0.136
7303NSKPrecision / Angular Contact17471417.5 kN0.116
30303TimkenTapered Roller17471432.7 kN0.14

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1303-TVHFAGBall17471412.9 kN0.065
6303FAGBall17471413.4 kN0.114
6303-2RSRFAGBall17471413.4 kN0.118
6303-2ZFAGBall17471413.4 kN0.117
6303-CFAGBall17471415 kN0.107
6303-C-2BRSFAGBall17471415 kN0.111
6303-C-2HRSFAGBall17471415 kN0.111
6303-C-2ZFAGBall17471415 kN0.067

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
30303-AFAGTapered Roller17471427.5 kN0.129

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30203-AFAGTapered Roller17401218.5 kN0.056
30203-XLFAGTapered Roller17401222.9 kN0.079
32203-AFAGTapered Roller17401628.5 kN0.105
32203-XLFAGTapered Roller17401634.5 kN0.107
32303-AFAGTapered Roller17471936 kN0.18
KLM11749-LM11710FAGTapered Roller17.4639.8814.6120.5 kN0.086
K11590-11520FAGTapered Roller15.8842.8614.2917.9 kN0.104
30202-AFAGTapered Roller15351114.2 kN0.054

Request a quotation for 30303-XL

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