SIFT BEARING STORE CATALOG

3218FAGPrecision / Angular Contact

3218 is a FAG precision / angular contact bearing, bore 90 mm, O.D. 160 mm, width 52.4 mm. Dimensions, drawing, interchanges and price.

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Bore d90mm
Outside dia. D160mm
Width B52.4mm
Dynamic Cr140kN
Static C0r169kN
Limiting speed3,600rpm
Weight4.22kg
Cr / C0r0.83
Mean dia. dm125mm

Original catalogue drawing - FAG Schaeffler HR 1, page 268

3218 FAG Precision / Angular Contact 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. D160 mmBore d90 mmWidth B52.4 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 diameter1606.2992
BInner-ring / bearing width52.42.063
rChamfer (min)20.0787

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)160
Width B (mm)52.4
Inner-ring OD d1 (mm)115.6
Inner-ring shoulder dia. D1 (mm)143.7

Load ratings & speeds

Basic dynamic load rating Cr (lbs)31473
Basic static load rating Cor (lbs)37993
Basic dynamic load rating Cr (N)140000
Basic static load rating C0r (N)169000
Fatigue limit load Cur (N)7900
Limiting speed nG (rpm)3,600
Reference speed nB (rpm)4,550
Effective load centre a (mm)113

Weight

Weight (kg)4.22

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)2
Shaft shoulder da (mm)104
Housing shoulder Da (mm)146
Housing fillet ra max (mm)2

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,200 rpm
435,00064889
623,3332163,000
817,5005127,111
1014,0001,00013,889
159,3333,37546,875

Basic rating life per ISO 281: L10 = (C/P)3 with C = 140,000 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.268 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
23218CAME4NSKSpherical Roller9016052.476,500 lbs4.382
23218CE4NSKSpherical Roller9016052.476,500 lbs4.445

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
23218-E1-XL-K-TVPBFAGSpherical Roller9016052.4445 kN4.1
23218-E1-XL-TVPBFAGSpherical Roller9016052.4445 kN4.3
23218-E1A-XL-K-MFAGSpherical Roller9016052.4445 kN4.3
23218-E1A-XL-MFAGSpherical Roller9016052.4445 kN4.5
3218-B-2RS-TVHFAGPrecision / Angular Contact9016052.4142 kN4
3218-B-TVHFAGPrecision / Angular Contact9016052.4142 kN3.8

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
3218-B-2RS-TVHFAGPrecision / Angular Contact9016052.4142 kN4
3218-B-TVHFAGPrecision / Angular Contact9016052.4142 kN3.8

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
3318FAGPrecision / Angular Contact9019073245 kN9.23
3318-DA-MAFAGPrecision / Angular Contact9019073226 kN10.41
3818-B-2RS-TVHFAGPrecision / Angular Contact901151927 kN0.422
3818-B-TVHFAGPrecision / Angular Contact901151927 kN0.41
7218-B-JPFAGPrecision / Angular Contact9016030106 kN2.38
7218-B-TVPFAGPrecision / Angular Contact9016030106 kN2.21
7218-B-XL-JPFAGPrecision / Angular Contact9016030114 kN2.38
7218-B-XL-TVPFAGPrecision / Angular Contact9016030114 kN2.21

Request a quotation for 3218

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.