SIFT BEARING STORE CATALOG

30203-XLFAGTapered Roller

30203-XL is a FAG tapered roller bearing, bore 17 mm, O.D. 40 mm, width 12 mm, dynamic rating 22.9 kN. Dimensions, drawing, interchanges and price.

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Bore d17mm
Outside dia. D40mm
Width B12mm
Dynamic Cr22.9kN
Static C0r19kN
Limiting speed22,200rpm
Weight0.079kg
Cr / C0r1.21
Mean dia. dm28.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 586

30203-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. D40 mmBore d17 mmWidth B12 mmCup width C11 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 diameter401.5748
BInner-ring / bearing width120.4724
TOverall assembly width13.250.5217
CCup / outer-ring width110.4331

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)40
Width B (mm)12
Overall width T (mm)13.25
Cup width C (mm)11
Inner-ring OD d1 (mm)29.5

Load ratings & speeds

Basic dynamic load rating Cr (lbs)5148
Basic static load rating Cor (lbs)4271
Basic dynamic load rating Cr (N)22900
Basic static load rating C0r (N)19000
Basic dynamic axial rating Ca (N)2
Fatigue limit load Cur (N)2490
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)22,200
Reference speed nB (rpm)11,800
Effective load centre a (mm)10

Weight

Weight (kg)0.079

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)1
Shaft shoulder da (mm)23
Shaft shoulder db (mm)23
Housing shoulder Da (mm)34
Housing shoulder Db (mm)37
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
45,725102564
63,8173922,181
82,8621,0245,689
102,2902,15411,969
151,5278,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 22,900 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
1203NSKBall1740121,800 lbs0.073
6203NSKBall1740122,150 lbs0.064
7203BNSKBall1740122,090 lbs0.068
HR30203NSKTapered Roller17401224.8 kN0.079
HR30203JNSKTapered Roller1740124,520 lbs0.077
7203NSKPrecision / Angular Contact17401211.9 kN0.067
7203A5NSKPrecision / Angular Contact1740122,360 lbs0.064
7203CNSKPrecision / Angular Contact1740122,450 lbs0.064
30203TimkenTapered Roller17401221.3 kN0.08

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1203-TVHFAGBall1740128.1 kN0.073
6203FAGBall1740129.5 kN0.065
6203-2RSRFAGBall1740129.5 kN0.067
6203-2ZFAGBall1740129.5 kN0.067
6203-CFAGBall17401210.4 kN0.062
6203-C-2BRSFAGBall17401210.4 kN0.065
6203-C-2HRSFAGBall17401210.4 kN0.067
6203-C-2ZFAGBall17401210.4 kN0.067

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
30203-AFAGTapered Roller17401218.5 kN0.056

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30303-AFAGTapered Roller17471427.5 kN0.129
30303-XLFAGTapered Roller17471433 kN0.13
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 30203-XL

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