SIFT BEARING STORE CATALOG

33111FAGTapered Roller

33111 is a FAG tapered roller bearing, bore 55 mm, O.D. 95 mm, width 30 mm, dynamic rating 113 kN. Dimensions, drawing, interchanges and price.

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Bore d55mm
Outside dia. D95mm
Width B30mm
Dynamic Cr113kN
Static C0r163kN
Limiting speed6,700rpm
Weight0.894kg
Cr / C0r0.69
Mean dia. dm75mm

Original catalogue drawing - FAG Schaeffler HR 1, page 480

33111 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. D95 mmBore d55 mmWidth B30 mmCup width C23 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 diameter552.1654
DOutside diameter953.7402
BInner-ring / bearing width301.1811
TOverall assembly width301.1811
CCup / outer-ring width230.9055

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)55
Outside dia. D (mm)95
Width B (mm)30
Overall width T (mm)30
Cup width C (mm)23
Inner-ring OD d1 (mm)76.2

Load ratings & speeds

Basic dynamic load rating Cr (lbs)25403
Basic static load rating Cor (lbs)36644
Basic dynamic load rating Cr (N)113000
Basic static load rating C0r (N)163000
Basic dynamic axial rating Ca (N)5
Fatigue limit load Cur (N)20400
Factor e0.37
Factor Y1.6
Factor Y00.88
Limiting speed nG (rpm)6,700
Reference speed nB (rpm)3,800
Effective load centre a (mm)22

Weight

Weight (kg)0.894

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)1.5
Shaft shoulder da (mm)62
Shaft shoulder db (mm)62
Housing shoulder Da (mm)88
Housing shoulder Db (mm)91
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 2,200 rpm
428,250102770
618,8333922,973
814,1251,0247,758
1011,3002,15416,321
157,5338,32363,057

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 113,000 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.480 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
HR33111NSKTapered Roller559530138 kN0.877
HR33111JNSKTapered Roller55953025,200 lbs0.875
33111TimkenTapered Roller559530133 kN0.84
X33111/Y33111TimkenTapered Roller559530--

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30211-AFAGTapered Roller551002191 kN0.92
30211-XLFAGTapered Roller5510021109 kN0.728
30311-AFAGTapered Roller5512029151 kN1.8
30311-XLFAGTapered Roller5512029180 kN1.63
31311-AFAGTapered Roller5512029122 kN1.57
31311-A-N11CA-A80-120FAGTapered Roller55120None209 kN3.4
31311-XLFAGTapered Roller5512029145 kN1.75
32011-XFAGTapered Roller55902379 kN0.64

Request a quotation for 33111

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