SIFT BEARING STORE CATALOG

31318-N11CA-A160-200FAGTapered Roller

31318-N11CA-A160-200 is a FAG tapered roller bearing, bore 90 mm, O.D. 190 mm, dynamic rating 475 kN. Dimensions, drawing, interchanges and price.

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Bore d90mm
Outside dia. D190mm
Dynamic Cr475kN
Static C0r660kN
Weight11.8kg
Cr / C0r0.72
Mean dia. dm140mm

Original catalogue drawing - FAG Schaeffler HR 1, page 492

31318-N11CA-A160-200 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. D190 mmBore d90 mmWidth B50 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 diameter903.5433
DOutside diameter1907.4803

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)90
Outside dia. D (mm)190

Load ratings & speeds

Basic dynamic load rating Cr (lbs)106784
Basic static load rating Cor (lbs)148374
Basic dynamic load rating Cr (N)475000
Basic static load rating C0r (N)660000
Basic dynamic axial rating Ca (N)6
Fatigue limit load Cur (N)71000
Factor e0.83
Factor Y00.8

Weight

Weight (kg)11.8

Mounting dimensions (fillets / shoulders)

Shaft shoulder da (mm)109
Housing shoulder Da (mm)176
Fillet rb max (mm)3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
4118,7501023,386
679,16739213,083
859,3751,02434,133
1047,5002,15471,814
1531,6678,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 475,000 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
31318FAGTapered Roller9019043275 kN5.5
31318-N11CA-A120-160FAGTapered Roller90190None475 kN11.8

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30218-AFAGTapered Roller9016030199 kN2.64
30218-XLFAGTapered Roller9016030239 kN2.61
30318-AFAGTapered Roller9019043335 kN5.83
32018-X-XLFAGTapered Roller9014032195 kN1.76
32018-X-XL-DF-A170-220FAGTapered Roller90140None335 kN3.64
32018-XAFAGTapered Roller9014032163 kN1.76
32218-AFAGTapered Roller9016040260 kN3.78
32218-XLFAGTapered Roller9016040310 kN3.43

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