SIFT BEARING STORE CATALOG

230/900-B-MBFAGSpherical Roller

230/900-B-MB is a FAG spherical roller bearing, bore 900 mm, O.D. 1280 mm, width 280 mm. Dimensions, drawing, interchanges and price.

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Bore d900mm
Outside dia. D1280mm
Width B280mm
Dynamic Cr11100kN
Static C0r26500kN
Limiting speed455rpm
Weight1228kg
Cr / C0r0.42
Mean dia. dm1090mm

Original catalogue drawing - FAG Schaeffler HR 1, page 746

230/900-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. D1280 mmBore d900 mmWidth B280 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 diameter90035.4331
DOutside diameter128050.3937
BInner-ring / bearing width28011.0236
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)900
Outside dia. D (mm)1280
Width B (mm)280
Inner-ring shoulder dia. D1 (mm)1

Load ratings & speeds

Basic dynamic load rating Cr (lbs)2495379
Basic static load rating Cor (lbs)5957437
Basic dynamic load rating Cr (N)1.11e+07
Basic static load rating C0r (N)2.65e+07
Fatigue limit load Cur (N)1.62e+06
Factor e0.22
Factor Y03.07
Limiting speed nG (rpm)455
Reference speed nB (rpm)235

Weight

Weight (kg)1228.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)7.5
Shaft shoulder da (mm)928
Housing shoulder Da (mm)1252
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
42,775,00010216,932
61,850,00039265,416
81,387,5001,024170,667
101,110,0002,154359,072
15740,0008,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 11,100,000 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.746 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
230/900CAME4NSKSpherical Roller90012802802,220,000 lbs1154.393

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
230/900-B-K-MBFAGSpherical Roller900128028011100 kN1153

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
231/900-B-K-MBFAGSpherical Roller900142041218000 kN2469
231/900-B-MBFAGSpherical Roller900142041218000 kN2570
238/900-B-K-MBFAGSpherical Roller90010901403750 kN262
238/900-B-MBFAGSpherical Roller90010901403750 kN271
239/900-K-MBFAGSpherical Roller90011802066500 kN641
239/900-MBFAGSpherical Roller90011802066500 kN653
240/900-B-K30-MBFAGSpherical Roller900128037514200 kN1569
240/900-B-MBFAGSpherical Roller900128037514200 kN1595

Request a quotation for 230/900-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