SIFT BEARING STORE CATALOG

230/850CAME4NSKSpherical Roller

230/850CAME4 is a NSK spherical roller bearing, bore 850 mm, O.D. 1220 mm, width 272 mm. Dimensions, drawing, interchanges and price.

Brass cage
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Bore d850mm
Outside dia. D1220mm
Width B272mm
Dynamic Cr2,090,000lbs
Static C0r4,800,000lbs
Limiting speed180rpm
Weight1014.686kg
Cr / C0r0.44
Mean dia. dm1035mm

Original catalogue drawing - NSK catalogue, page 81

230/850CAME4 NSK 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

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
Bore d (in)33.4646
Outside dia. D (mm)1220
Outside dia. D (in)48.0315
Width B (mm)272
Width B (in)10.7087

Load ratings & speeds

Basic dynamic load rating Cr (lbs)2090000
Basic static load rating Cor (lbs)4800000
Limiting speed - grease (rpm)180
Limiting speed - oil (rpm)220

Weight

Weight (kg)1014.686

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.236
Shaft shoulder da min (in)34.88
Shaft shoulder da max (in)37.03
Housing shoulder Da min (in)43.65
Housing shoulder Da max (in)46.61

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 100 rpm
42,324,19610216,932
61,549,46439265,416
81,162,0981,024170,667
10929,6782,154359,072
15619,7868,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 9,296,783 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandNSK
Source catalogueNSK inch product catalogue
Catalogue pagep.83 (dimensions) / p.84 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
230/850-B-K-MBFAGSpherical Roller850122027210300 kN1035
230/850-B-MBFAGSpherical Roller850122027210300 kN1078

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
230NSKCylindrical Roller1502704577,000 lbs11.34
230/1000CAME4NSKSpherical Roller100014203082,680,000 lbs1560.358
230/1060CAME4NSKSpherical Roller106015003252,930,000 lbs1781.711
230/1120CAME4NSKSpherical Roller112015803453,450,000 lbs2120.091
230/1250CAME4NSKSpherical Roller125017503753,900,000 lbs2760.563
230/500CAME4NSKSpherical Roller500720167850,000 lbs218.178
230/530CAME4NSKSpherical Roller530780185990,000 lbs295.742
230/560CAME4NSKSpherical Roller5608201951,120,000 lbs343.369

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
231/850CAME4NSKSpherical Roller85013604003,550,000 lbs2258.436
232/850CAME4NSKSpherical Roller85015005155,000,000 lbs3881.844
239/850CAME4NSKSpherical Roller85011202001,370,000 lbs522.085
240/850CAME4NSKSpherical Roller85012203652,610,000 lbs1344.901

Request a quotation for 230/850CAME4

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