SIFT BEARING STORE CATALOG

31313-A-N11CA-A80-120FAGTapered Roller

31313-A-N11CA-A80-120 is a FAG tapered roller bearing, bore 65 mm, O.D. 140 mm, dynamic rating 285 kN. Dimensions, drawing, interchanges and price.

Request a quoteEmail usSearch the catalog
Bore d65mm
Outside dia. D140mm
Dynamic Cr285kN
Static C0r380kN
Weight5.05kg
Cr / C0r0.75
Mean dia. dm102.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 492

31313-A-N11CA-A80-120 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. D140 mmBore d65 mmWidth B37.5 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 diameter652.5591
DOutside diameter1405.5118

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)65
Outside dia. D (mm)140

Load ratings & speeds

Basic dynamic load rating Cr (lbs)64071
Basic static load rating Cor (lbs)85427
Basic dynamic load rating Cr (N)285000
Basic static load rating C0r (N)380000
Basic dynamic axial rating Ca (N)5
Fatigue limit load Cur (N)45000
Factor e0.83
Factor Y00.8

Weight

Weight (kg)5.05

Mounting dimensions (fillets / shoulders)

Shaft shoulder da (mm)79
Housing shoulder Da (mm)128
Fillet rb max (mm)2.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
471,2501023,386
647,50039213,083
835,6251,02434,133
1028,5002,15471,814
1519,0008,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 285,000 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.492 (dimensions)

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

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
31313-AFAGTapered Roller6514033165 kN2.36
31313-XLFAGTapered Roller6514033193 kN2.39

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30213-AFAGTapered Roller6512023119 kN1.27
30213-XLFAGTapered Roller6512023142 kN1.16
30313-AFAGTapered Roller6514033201 kN2.4
32013-XFAGTapered Roller651002381 kN0.62
32013-X-XLFAGTapered Roller651002397 kN0.66
32213-AFAGTapered Roller6512031156 kN1.49
32213-B-XLFAGTapered Roller6512031174 kN1.53
32213-XLFAGTapered Roller6512031185 kN1.57

Request a quotation for 31313-A-N11CA-A80-120

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.