SIFT BEARING STORE CATALOG

249/1120-B-MBFAGSpherical Roller

249/1120-B-MB is a FAG spherical roller bearing, bore 1120 mm, O.D. 1460 mm, width 335 mm. Dimensions, drawing, interchanges and price.

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Bore d1120mm
Outside dia. D1460mm
Width B335mm
Dynamic Cr12800kN
Static C0r35500kN
Limiting speed340rpm
Weight1545kg
Cr / C0r0.36
Mean dia. dm1290mm

Original catalogue drawing - FAG Schaeffler HR 1, page 748

249/1120-B-MB FAG Spherical 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. D1460 mmBore d1120 mmWidth B335 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 diameter112044.0945
DOutside diameter146057.4803
BInner-ring / bearing width33513.189
rChamfer (min)7.50.2953

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)1120
Outside dia. D (mm)1460
Width B (mm)335
Inner-ring shoulder dia. D1 (mm)1

Load ratings & speeds

Basic dynamic load rating Cr (lbs)2877554
Basic static load rating Cor (lbs)7980717
Basic dynamic load rating Cr (N)1.28e+07
Basic static load rating C0r (N)3.55e+07
Fatigue limit load Cur (N)2.18e+06
Factor e0.21
Factor Y03.2
Limiting speed nG (rpm)340

Weight

Weight (kg)1545.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)7.5
Shaft shoulder da (mm)1148
Housing shoulder Da (mm)1432
Housing fillet ra max (mm)6

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 100 rpm
43,200,00010216,932
62,133,33339265,416
81,600,0001,024170,667
101,280,0002,154359,072
15853,3338,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 12,800,000 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.748 (dimensions)

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

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
249/1120-B-K30-MBFAGSpherical Roller1120146033512800 kN1518

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
249/1000-B-K30-MBFAGSpherical Roller1000132031511400 kN1192
249/1000-B-MBFAGSpherical Roller1000132031511400 kN1212
249/1060-B-K30-MBFAGSpherical Roller1060140033512900 kN1411
249/1060-B-MBFAGSpherical Roller1060140033512900 kN1436
249/1120-B-K30-MBFAGSpherical Roller1120146033512800 kN1518
249/1180-B-K30-MBFAGSpherical Roller1180154035514700 kN1751
249/1180-B-MBFAGSpherical Roller1180154035514700 kN1788
249/1250-B-K30-MBFAGSpherical Roller1250163037516000 kN2096

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
230/1120-B-MBFAGSpherical Roller1120158034514900 kN2210
240/1120-B-K30-MBFAGSpherical Roller1120158046220900 kN2889
240/1120-B-MBFAGSpherical Roller1120158046220900 kN2924
248/1120-B-MBFAGSpherical Roller112013602438000 kN791

Request a quotation for 249/1120-B-MB

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