SIFT BEARING STORE CATALOG

238/800-B-MBFAGSpherical Roller

238/800-B-MB is a FAG spherical roller bearing, bore 800 mm, O.D. 980 mm, width 136 mm. Dimensions, drawing, interchanges and price.

Brass cage
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Bore d800mm
Outside dia. D980mm
Width B136mm
Dynamic Cr3400kN
Static C0r9900kN
Limiting speed660rpm
Weight223kg
Cr / C0r0.34
Mean dia. dm890mm

Original catalogue drawing - FAG Schaeffler HR 1, page 744

238/800-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. D980 mmBore d800 mmWidth B136 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 diameter80031.4961
DOutside diameter98038.5827
BInner-ring / bearing width1365.3543
rChamfer (min)50.1969

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)800
Outside dia. D (mm)980
Width B (mm)136
Inner-ring shoulder dia. D1 (mm)927.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)764350
Basic static load rating Cor (lbs)2225609
Basic dynamic load rating Cr (N)3.4e+06
Basic static load rating C0r (N)9.9e+06
Fatigue limit load Cur (N)680000
Factor e0.12
Factor Y05.59
Limiting speed nG (rpm)660
Reference speed nB (rpm)305

Weight

Weight (kg)223.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)5
Shaft shoulder da (mm)818
Housing shoulder Da (mm)962
Housing fillet ra max (mm)4

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 200 rpm
4850,0001028,466
6566,66739232,708
8425,0001,02485,333
10340,0002,154179,536
15226,6678,323693,622

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 3,400,000 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.

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
238/800-B-K-MBFAGSpherical Roller8009801363400 kN216

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
238/1000-K-MBFAGSpherical Roller100012201654900 kN399
238/1000-MBFAGSpherical Roller100012201654900 kN413
238/1060-B-K-MBFAGSpherical Roller106012801655100 kN421
238/1060-B-MBFAGSpherical Roller106012801655100 kN435
238/1180-B-K-MBFAGSpherical Roller118014201806000 kN556
238/1180-B-MBFAGSpherical Roller118014201806000 kN576
238/600-K-MBFAGSpherical Roller600730981960 kN84
238/600-MBFAGSpherical Roller600730981960 kN87

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
230/800-K-MBFAGSpherical Roller80011502589300 kN877
230/800-MBFAGSpherical Roller80011502589300 kN899
231/800-K-MBFAGSpherical Roller800128037514900 kN1861
231/800-MBFAGSpherical Roller800128037514900 kN1968
232/800-K-MBFAGSpherical Roller800142048820000 kN3325
232/800-MBFAGSpherical Roller800142048820000 kN3377
239/800-B-K-MBFAGSpherical Roller80010601955900 kN490
239/800-B-MBFAGSpherical Roller80010601955900 kN506

Request a quotation for 238/800-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