SIFT BEARING STORE CATALOG

248/1120-B-MBFAGSpherical Roller

248/1120-B-MB is a FAG spherical roller bearing, bore 1120 mm, O.D. 1360 mm, width 243 mm. Dimensions, drawing, interchanges and price.

Brass cage
Request a quoteEmail usSearch the catalog
Bore d1120mm
Outside dia. D1360mm
Width B243mm
Dynamic Cr8000kN
Static C0r26000kN
Limiting speed365rpm
Weight791kg
Cr / C0r0.31
Mean dia. dm1240mm

Original catalogue drawing - FAG Schaeffler HR 1, page 748

248/1120-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. D1360 mmBore d1120 mmWidth B243 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 diameter136053.5433
BInner-ring / bearing width2439.5669
rChamfer (min)60.2362

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)1360
Width B (mm)243
Inner-ring shoulder dia. D1 (mm)1285

Load ratings & speeds

Basic dynamic load rating Cr (lbs)1798472
Basic static load rating Cor (lbs)5845033
Basic dynamic load rating Cr (N)8e+06
Basic static load rating C0r (N)2.6e+07
Fatigue limit load Cur (N)1.46e+06
Factor e0.15
Factor Y04.37
Limiting speed nG (rpm)365

Weight

Weight (kg)791.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)6
Shaft shoulder da (mm)1143
Housing shoulder Da (mm)1337
Housing fillet ra max (mm)5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 100 rpm
42,000,00010216,932
61,333,33339265,416
81,000,0001,024170,667
10800,0002,154359,072
15533,3338,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 8,000,000 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.

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
248/1000-B-MBFAGSpherical Roller100012202186700 kN546
248/1060-B-MBFAGSpherical Roller106012802187000 kN599
248/1180-B-MBFAGSpherical Roller118014202438400 kN790
248/1250-B-MBFAGSpherical Roller125015002509000 kN918
248/1320-B-MBFAGSpherical Roller1320160028010300 kN1235
248/1400-B-MBFAGSpherical Roller1400170030012100 kN1470
248/1500-B-MBFAGSpherical Roller1500182031513000 kN1660
248/1600-B-MBFAGSpherical Roller1600195034516000 kN2222

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
249/1120-B-K30-MBFAGSpherical Roller1120146033512800 kN1518
249/1120-B-MBFAGSpherical Roller1120146033512800 kN1545

Request a quotation for 248/1120-B-MB

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.