SIFT BEARING STORE CATALOG

NN3018-AS-K-M-SPFAGCylindrical Roller

NN3018-AS-K-M-SP is a FAG cylindrical roller bearing, bore 90 mm, O.D. 140 mm, width 37 mm. Dimensions, drawing, interchanges and price.

Tapered bore
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Bore d90mm
Outside dia. D140mm
Width B37mm
Dynamic Cr140kN
Static C0r224kN
Limiting speed5,600rpm
Weight2.05kg
Cr / C0r0.62
Mean dia. dm115mm

Original catalogue drawing - FAG Schaeffler HR 1, page 424

NN3018-AS-K-M-SP 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. D140 mmBore d90 mmWidth B37 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 diameter1405.5118
BInner-ring / bearing width371.4567
rChamfer (min)1.50.0591
ERoller-set outside dia.1275

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)140
Width B (mm)37
Inner-ring OD d1 (mm)109.4
Dimension E (mm)127

Load ratings & speeds

Basic dynamic load rating Cr (lbs)31473
Basic static load rating Cor (lbs)50357
Basic dynamic load rating Cr (N)140000
Basic static load rating C0r (N)224000
Fatigue limit load Cur (N)36000
Limiting speed nG (rpm)5,600

Weight

Weight (kg)2.05

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)1.5
Shaft shoulder da (mm)98
Housing shoulder Da (mm)132
Housing shoulder Db (mm)129
Housing fillet ra max (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,800 rpm
435,000102941
623,3333923,634
817,5001,0249,481
1014,0002,15419,948
159,3338,32377,069

Basic rating life per ISO 281: L10 = (C/P)10/3 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.424 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NN3018NSKPrecision / Angular Contact901403732,200 lbs2.055

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
SL183018FAGCylindrical Roller9014037205 kN1.97

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
LSL192318FAGCylindrical Roller9019064590 kN8.6
LSL192318-TB-XLFAGCylindrical Roller9019064590 kN8.6
N218-E-TVP2FAGCylindrical Roller9016030215 kN2.37
N218-E-XL-TVP2FAGCylindrical Roller9016030215 kN2.37
N318-E-M1FAGCylindrical Roller9019043370 kN6.19
N318-E-XL-M1FAGCylindrical Roller9019043370 kN6.19
NJ218-E-TVP2FAGCylindrical Roller9016030215 kN2.41
NJ218-E-XL-TVP2FAGCylindrical Roller9016030215 kN2.41

Request a quotation for NN3018-AS-K-M-SP

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.