SIFT BEARING STORE CATALOG

32303-AFAGTapered Roller

32303-A is a FAG tapered roller bearing, bore 17 mm, O.D. 47 mm, width 19 mm, dynamic rating 36 kN. Dimensions, drawing, interchanges and price.

Request a quoteEmail usSearch the catalog
Bore d17mm
Outside dia. D47mm
Width B19mm
Dynamic Cr36kN
Static C0r35kN
Limiting speed18,000rpm
Weight0.18kg
Cr / C0r1.03
Mean dia. dm32mm

Original catalogue drawing - FAG Schaeffler HR 1, page 476

32303-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. D47 mmBore d17 mmWidth B19 mmCup width C16 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 width190.748
TOverall assembly width20.250.7972
CCup / outer-ring width160.6299

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)19
Overall width T (mm)20.25
Cup width C (mm)16
Inner-ring OD d1 (mm)31.5

Load ratings & speeds

Basic dynamic load rating Cr (lbs)8093
Basic static load rating Cor (lbs)7868
Basic dynamic load rating Cr (N)36000
Basic static load rating C0r (N)35000
Basic dynamic axial rating Ca (N)3
Fatigue limit load Cur (N)4050
Factor e0.29
Factor Y2.11
Factor Y01.16
Limiting speed nG (rpm)18,000
Reference speed nB (rpm)10,400
Effective load centre a (mm)12

Weight

Weight (kg)0.18

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)1
Shaft shoulder da (mm)24
Shaft shoulder db (mm)23
Housing shoulder Da (mm)41
Housing shoulder Db (mm)43
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
49,000102564
66,0003922,181
84,5001,0245,689
103,6002,15411,969
152,4008,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 36,000 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.476 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
2303NSKBall1747193,210 lbs0.177
32303NSKTapered Roller1747197,530 lbs0.177
HR32303NSKTapered Roller17471946 kN0.178

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
2303-2RS-TVHFAGBall17471912.9 kN0.175
2303-TVHFAGBall17471913.9 kN0.155
4303-B-TVHFAGBall17471920.9 kN0.178
62303-2RSRFAGBall17471914.3 kN0.152

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30203-AFAGTapered Roller17401218.5 kN0.056
30203-XLFAGTapered Roller17401222.9 kN0.079
30303-AFAGTapered Roller17471427.5 kN0.129
30303-XLFAGTapered Roller17471433 kN0.13
32203-AFAGTapered Roller17401628.5 kN0.105
32203-XLFAGTapered Roller17401634.5 kN0.107
KLM11749-LM11710FAGTapered Roller17.4639.8814.6120.5 kN0.086
K11590-11520FAGTapered Roller15.8842.8614.2917.9 kN0.104

Request a quotation for 32303-A

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.