SIFT BEARING STORE CATALOG

230/850-B-MBFAGSpherical Roller

230/850-B-MB is a FAG spherical roller bearing, bore 850 mm, O.D. 1220 mm, width 272 mm. Dimensions, drawing, interchanges and price.

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Bore d850mm
Outside dia. D1220mm
Width B272mm
Dynamic Cr10300kN
Static C0r23800kN
Limiting speed490rpm
Weight1078kg
Cr / C0r0.43
Mean dia. dm1035mm

Original catalogue drawing - FAG Schaeffler HR 1, page 744

230/850-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. D1220 mmBore d850 mmWidth B272 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 diameter85033.4646
DOutside diameter122048.0315
BInner-ring / bearing width27210.7087
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)850
Outside dia. D (mm)1220
Width B (mm)272
Inner-ring shoulder dia. D1 (mm)1

Load ratings & speeds

Basic dynamic load rating Cr (lbs)2315532
Basic static load rating Cor (lbs)5350453
Basic dynamic load rating Cr (N)1.03e+07
Basic static load rating C0r (N)2.38e+07
Fatigue limit load Cur (N)1.54e+06
Factor e0.21
Factor Y03.16
Limiting speed nG (rpm)490
Reference speed nB (rpm)255

Weight

Weight (kg)1078.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)7.5
Shaft shoulder da (mm)878
Housing shoulder Da (mm)1192
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
42,575,00010216,932
61,716,66739265,416
81,287,5001,024170,667
101,030,0002,154359,072
15686,6678,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 10,300,000 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.744 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
230/850CAME4NSKSpherical Roller85012202722,090,000 lbs1014.686

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
230/850-B-K-MBFAGSpherical Roller850122027210300 kN1035

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
230/1000-K-MBFAGSpherical Roller1000142030813100 kN1590
230/1000-MBFAGSpherical Roller1000142030813100 kN1590
230/1060-B-MBFAGSpherical Roller1060150032513700 kN1896
230/1120-B-MBFAGSpherical Roller1120158034514900 kN2210
230/1180-B-MBFAGSpherical Roller1180166035516600 kN2513
230/1250-B-K-MBFAGSpherical Roller1250175037518100 kN2923
230/1250-B-MBFAGSpherical Roller1250175037518100 kN2933
230/500-BEA-XL-K-MB1FAGSpherical Roller5007201674700 kN223

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
231/850-B-K-MBFAGSpherical Roller850136040016100 kN2245
231/850-B-MBFAGSpherical Roller850136040016100 kN2396
238/850-K-MBFAGSpherical Roller85010301363500 kN228
238/850-MBFAGSpherical Roller85010301363500 kN236
239/850-K-MBFAGSpherical Roller85011202006300 kN554
239/850-MBFAGSpherical Roller85011202006300 kN579
240/850-B-K30-MBFAGSpherical Roller850122036512800 kN1415
240/850-B-MBFAGSpherical Roller850122036512800 kN1438

Request a quotation for 230/850-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.

Online enquiry formrichard@bearingsfit.com