SIFT BEARING STORE CATALOG

30344FAGTapered Roller

30344 is a FAG tapered roller bearing, bore 220 mm, O.D. 460 mm, width 88 mm, dynamic rating 1440 kN. Dimensions, drawing, interchanges and price.

Request a quoteEmail usSearch the catalog
Bore d220mm
Outside dia. D460mm
Width B88mm
Dynamic Cr1440kN
Static C0r1880kN
Limiting speed1,560rpm
Weight68kg
Cr / C0r0.77
Mean dia. dm340mm

Original catalogue drawing - FAG Schaeffler HR 1, page 610

30344 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. D460 mmBore d220 mmWidth B88 mmCup width C73 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 diameter2208.6614
DOutside diameter46018.1102
BInner-ring / bearing width883.4646
TOverall assembly width973.8189
CCup / outer-ring width732.874

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)220
Outside dia. D (mm)460
Width B (mm)88
Overall width T (mm)97
Cup width C (mm)73
Inner-ring OD d1 (mm)321

Load ratings & speeds

Basic dynamic load rating Cr (lbs)323725
Basic static load rating Cor (lbs)422641
Basic dynamic load rating Cr (N)1.44e+06
Basic static load rating C0r (N)1.88e+06
Basic dynamic axial rating Ca (N)10
Fatigue limit load Cur (N)185000
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)1,560
Reference speed nB (rpm)1,030
Effective load centre a (mm)82

Weight

Weight (kg)68.0

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)6
Shaft shoulder da (mm)274
Shaft shoulder db (mm)240
Housing shoulder Da (mm)392
Housing shoulder Db (mm)418
Housing fillet ra max (mm)6
Fillet rb max (mm)5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
4360,0001023,386
6240,00039213,083
8180,0001,02434,133
10144,0002,15471,814
1596,0008,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 1,440,000 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.610 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
344NSKCylindrical Roller22046088268,000 lbs74.843
NU344NSKCylindrical Roller220460881470 kN74.6
30344NSKTapered Roller22046088321,000 lbs72.411

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
6344-MFAGBall22046088440 kN73.7
QJ344-N2-MPAFAGBall22046088900 kN77.1
NU344-E-M1FAGCylindrical Roller220460881430 kN75.5
NU344-E-TB-M1FAGCylindrical Roller220460881440 kN75.5

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30244-AFAGTapered Roller22040065950 kN34.6
30244-XLFAGTapered Roller220400651120 kN34.5
32044-XFAGTapered Roller22034076890 kN24.3
32044-X-XLFAGTapered Roller220340761060 kN24.1
32244-AFAGTapered Roller2204001081540 kN59.5
32244-XLFAGTapered Roller2204001081820 kN59.2
32344FAGTapered Roller2204601452400 kN115
32944FAGTapered Roller22030051495 kN10.3

Request a quotation for 30344

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.