SIFT BEARING STORE CATALOG

7303-B-JPFAGPrecision / Angular Contact

7303-B-JP is a FAG precision / angular contact bearing, bore 17 mm, O.D. 47 mm, width 14 mm. Dimensions, drawing, interchanges and price.

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Bore d17mm
Outside dia. D47mm
Width B14mm
Dynamic Cr16.3kN
Static C0r9kN
Limiting speed18,000rpm
Weight0.117kg
Cr / C0r1.81
Mean dia. dm32mm

Original catalogue drawing - FAG Schaeffler HR 1, page 240

7303-B-JP FAG Precision / Angular Contact 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 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
rChamfer (min)10.0394

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
Inner-ring OD d1 (mm)28.5
Inner-ring shoulder dia. D1 (mm)35.8

Load ratings & speeds

Basic dynamic load rating Cr (lbs)3664
Basic static load rating Cor (lbs)2023
Basic dynamic load rating Cr (N)16300
Basic static load rating C0r (N)9000
Fatigue limit load Cur (N)610
Limiting speed nG (rpm)18,000
Reference speed nB (rpm)12,900
Effective load centre a (mm)20

Weight

Weight (kg)0.117

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)1
Chamfer r1 min (mm)0.6
Shaft shoulder da (mm)22.6
Housing shoulder Da (mm)41.4
Housing shoulder Db (mm)42.8
Housing fillet ra max (mm)1
Housing fillet ra1 max (mm)0.6

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
44,07564356
62,7172161,200
82,0385122,844
101,6301,0005,556
151,0873,37518,750

Basic rating life per ISO 281: L10 = (C/P)3 with C = 16,300 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.240 (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
7303-B-2RS-TVPFAGPrecision / Angular Contact17471416.3 kN0.109
7303-B-TVPFAGPrecision / Angular Contact17471416.3 kN0.109
7303-B-XL-2RS-TVPFAGPrecision / Angular Contact17471417.6 kN0.112
7303-B-XL-JPFAGPrecision / Angular Contact17471417.6 kN0.117
7303-B-XL-TVPFAGPrecision / Angular Contact17471417.6 kN0.11

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
3003-B-2RS-TVHFAGPrecision / Angular Contact1735149.1 kN0.055
3003-B-2RSR-TVHFAGPrecision / Angular Contact1735149.2 kN0.042
3003-B-2RZ-TVHFAGPrecision / Angular Contact1735149.1 kN0.057
3003-B-2Z-TVHFAGPrecision / Angular Contact1735149.2 kN0.042
3003-B-TVHFAGPrecision / Angular Contact1735149.1 kN0.042
3203-B-2RSR-TVHFAGPrecision / Angular Contact174017.514.6 kN0.095
3203-B-2Z-TVHFAGPrecision / Angular Contact174017.514.6 kN0.095
3203-B-TVHFAGPrecision / Angular Contact174017.514.6 kN0.093

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