SIFT BEARING STORE CATALOG

SL181868-EFAGCylindrical Roller

SL181868-E is a FAG cylindrical roller bearing, bore 340 mm, O.D. 420 mm, width 38 mm. Dimensions, drawing, interchanges and price.

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Bore d340mm
Outside dia. D420mm
Width B38mm
Dynamic Cr485kN
Static C0r960kN
Limiting speed810rpm
Weight10.93kg
Cr / C0r0.51
Mean dia. dm380mm

Original catalogue drawing - FAG Schaeffler HR 1, page 520

SL181868-E FAG Cylindrical 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. D420 mmBore d340 mmWidth B38 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 diameter34013.3858
DOutside diameter42016.5354
BInner-ring / bearing width381.4961
rChamfer (min)2.10.0827
ERoller-set outside dia.402.215.8346

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)340
Outside dia. D (mm)420
Width B (mm)38
Inner-ring OD d1 (mm)365.5
Inner-ring shoulder dia. D1 (mm)392.5
Dimension E (mm)402.2
Dimension s (mm)3

Load ratings & speeds

Basic dynamic load rating Cr (lbs)109032
Basic static load rating Cor (lbs)215817
Basic dynamic load rating Cr (N)485000
Basic static load rating C0r (N)960000
Fatigue limit load Cur (N)98000
Limiting speed nG (rpm)810

Weight

Weight (kg)10.93

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)2.1
Shaft shoulder dc (mm)365.5
Housing shoulder Da (mm)392.5
Housing fillet ra max (mm)2.1

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 200 rpm
4121,2501028,466
680,83339232,708
860,6251,02485,333
1048,5002,154179,536
1532,3338,323693,622

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 485,000 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.520 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NCF1868VNSKCylindrical Roller34042038585 kN10.7

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
61868-MFAGBall34042038156 kN12

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
NN3068-AS-K-M-SPFAGCylindrical Roller3405201331630 kN99.3
NU1068-M1FAGCylindrical Roller340520821120 kN63.2
SL014868FAGCylindrical Roller34042080870 kN25.5
SL014968FAGCylindrical Roller3404601181750 kN59
SL024868FAGCylindrical Roller34042080870 kN25
SL024968FAGCylindrical Roller3404601181750 kN57.8
SL182968FAGCylindrical Roller340460721260 kN34.7
SL182968-TBFAGCylindrical Roller340460721250 kN34.7

Request a quotation for SL181868-E

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