SIFT BEARING STORE CATALOG

303/22FAGTapered Roller

303/22 is a FAG tapered roller bearing, bore 22 mm, O.D. 56 mm, width 16 mm, dynamic rating 38 kN. Dimensions, drawing, interchanges and price.

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Bore d22mm
Outside dia. D56mm
Width B16mm
Dynamic Cr38kN
Static C0r36kN
Limiting speed14,600rpm
Weight0.21kg
Cr / C0r1.06
Mean dia. dm39mm

Original catalogue drawing - FAG Schaeffler HR 1, page 586

303/22 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. D56 mmBore d22 mmWidth B16 mmCup width C14 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 diameter220.8661
DOutside diameter562.2047
BInner-ring / bearing width160.6299
TOverall assembly width17.250.6791
CCup / outer-ring width140.5512
rChamfer (min)9400370.0787

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)22
Outside dia. D (mm)56
Width B (mm)16
Overall width T (mm)17.25
Cup width C (mm)14
Inner-ring OD d1 (mm)37.3

Load ratings & speeds

Basic dynamic load rating Cr (lbs)8543
Basic static load rating Cor (lbs)8093
Basic dynamic load rating Cr (N)38000
Basic static load rating C0r (N)36000
Basic dynamic axial rating Ca (N)2
Fatigue limit load Cur (N)4050
Factor e0.3
Factor Y2.01
Factor Y01.1
Limiting speed nG (rpm)14,600
Effective load centre a (mm)12

Weight

Weight (kg)0.21

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)9400
Chamfer r2 min (mm)1.5
Shaft shoulder da (mm)30
Shaft shoulder db (mm)29
Housing shoulder Da (mm)47
Housing shoulder Db (mm)50
Housing fillet ra max (mm)1.5
Fillet rb max (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
49,500102564
66,3333922,181
84,7501,0245,689
103,8002,15411,969
152,5338,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 38,000 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
63/22NSKBall22561620.2 kN0.179
HR303/22NSKTapered Roller2256168,320 lbs0.209
HR303/22CNSKTapered Roller2256167,760 lbs0.2

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
303/28FAGTapered Roller28681853 kN0.342
303/32FAGTapered Roller32752067 kN0.464

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
320/22-XFAGTapered Roller22441524.8 kN0.11
329/22FAGTapered Roller22401216 kN0.065
T2ED022FAGTapered Roller22522247.5 kN0.239
T4CB022FAGTapered Roller22471423.3 kN0.109
KLM12749-LM12710FAGTapered Roller21.9945.2416.6428 kN0.12
KLM12749-LM12711FAGTapered Roller21.9945.9716.6428 kN0.13
KM12649-M12610FAGTapered Roller21.4350.0118.2937 kN0.163
KLM72849-LM72810FAGTapered Roller22.614715.523.7 kN0.129

Request a quotation for 303/22

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