SIFT BEARING STORE CATALOG

NU2348-EX-M1FAGCylindrical Roller

NU2348-EX-M1 is a FAG cylindrical roller bearing, bore 240 mm, O.D. 500 mm, width 155 mm. Dimensions, drawing, interchanges and price.

Brass cage
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Bore d240mm
Outside dia. D500mm
Width B155mm
Dynamic Cr2600kN
Static C0r3750kN
Limiting speed2,000rpm
Weight151kg
Cr / C0r0.69
Mean dia. dm370mm

Original catalogue drawing - FAG Schaeffler HR 1, page 378

NU2348-EX-M1 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. D500 mmBore d240 mmWidth B155 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 diameter2409.4488
DOutside diameter50019.685
BInner-ring / bearing width1556.1024
rChamfer (min)50.1969
ERoller-set outside dia.44717.5984
FRoller-set bore dia.30311.9291

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)240
Outside dia. D (mm)500
Width B (mm)155
Inner-ring shoulder dia. D1 (mm)424
Dimension E (mm)447
Dimension F (mm)303

Load ratings & speeds

Basic dynamic load rating Cr (lbs)584503
Basic static load rating Cor (lbs)843034
Basic dynamic load rating Cr (N)2.6e+06
Basic static load rating C0r (N)3.75e+06
Fatigue limit load Cur (N)375000
Limiting speed nG (rpm)2,000
Reference speed nB (rpm)770

Weight

Weight (kg)151.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)5
Chamfer r1 min (mm)5
Shaft shoulder da (mm)260
Shaft shoulder db (mm)305.5
Housing shoulder Da (mm)480
Housing fillet ra max (mm)4
Housing fillet ra1 max (mm)4

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 600 rpm
4650,0001022,822
6433,33339210,903
8325,0001,02428,444
10260,0002,15459,845
15173,3338,323231,207

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 2,600,000 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.378 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
22348CAME4NSKSpherical Roller240500155585,000 lbs145.263
32348NSKTapered Roller240500155567,000 lbs145.027

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
LSL192348FAGCylindrical Roller2405001552750 kN138.6
LSL192348-TBFAGCylindrical Roller2405001552750 kN138.6
NU2348-EX-TB-M1FAGCylindrical Roller2405001552600 kN151
SL192348-TB-BRFAGCylindrical Roller2405001552900 kN142.3
22348-BEA-XL-K-MB1FAGSpherical Roller2405001553200 kN148
22348-BEA-XL-MB1FAGSpherical Roller2405001553200 kN151
32348-XLFAGTapered Roller2405001553300 kN148

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
NU2348-EX-TB-M1FAGCylindrical Roller2405001552600 kN151

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
LSL192348FAGCylindrical Roller2405001552750 kN138.6
LSL192348-TBFAGCylindrical Roller2405001552750 kN138.6
N248-E-M1FAGCylindrical Roller240440721140 kN51.5
N248-E-TB-M1FAGCylindrical Roller240440721160 kN51.5
NJ248-E-M1FAGCylindrical Roller240440721140 kN52.5
NJ248-E-TB-M1FAGCylindrical Roller240440721140 kN52.5
NJ348-E-M1FAGCylindrical Roller240500951730 kN97
NJ348-E-TB-M1FAGCylindrical Roller240500951720 kN97

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