SIFT BEARING STORE CATALOG

31317-N11CA-A120-160FAGTapered Roller

31317-N11CA-A120-160 is a FAG tapered roller bearing, bore 85 mm, O.D. 180 mm, dynamic rating 435 kN. Dimensions, drawing, interchanges and price.

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Bore d85mm
Outside dia. D180mm
Dynamic Cr435kN
Static C0r610kN
Weight10.4kg
Cr / C0r0.71
Mean dia. dm132.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 492

31317-N11CA-A120-160 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. D180 mmBore d85 mmWidth B47.5 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 diameter853.3465
DOutside diameter1807.0866

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)85
Outside dia. D (mm)180

Load ratings & speeds

Basic dynamic load rating Cr (lbs)97792
Basic static load rating Cor (lbs)137133
Basic dynamic load rating Cr (N)435000
Basic static load rating C0r (N)610000
Basic dynamic axial rating Ca (N)6
Fatigue limit load Cur (N)68000
Factor e0.83
Factor Y00.8

Weight

Weight (kg)10.4

Mounting dimensions (fillets / shoulders)

Shaft shoulder da (mm)103
Housing shoulder Da (mm)166
Fillet rb max (mm)3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
4108,7501023,386
672,50039213,083
854,3751,02434,133
1043,5002,15471,814
1529,0008,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 435,000 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
31317FAGTapered Roller8518041255 kN4.88

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30217-AFAGTapered Roller8515028175 kN2.29
30217-XLFAGTapered Roller8515028212 kN2.13
30317-AFAGTapered Roller8518041315 kN4.83
32017-XFAGTapered Roller8513029141 kN1.36
32017-X-XLFAGTapered Roller8513029167 kN1.36
32017-X-XL-DF-A170-220FAGTapered Roller85130None285 kN2.8
32017-X-XL-DF-A190-230FAGTapered Roller85130None285 kN2.8
32217-AFAGTapered Roller8515036226 kN2.72

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