SIFT BEARING STORE CATALOG

240/670CAME4NSKSpherical Roller

240/670CAME4 is a NSK spherical roller bearing, bore 670 mm, O.D. 980 mm, width 308 mm. Dimensions, drawing, interchanges and price.

Brass cage
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Bore d670mm
Outside dia. D980mm
Width B308mm
Dynamic Cr1,900,000lbs
Static C0r4,400,000lbs
Limiting speed200rpm
Weight771.561kg
Cr / C0r0.43
Mean dia. dm825mm

Original catalogue drawing - NSK catalogue, page 93

240/670CAME4 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. D980 mmBore d670 mmWidth B308 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 diameter67026.378
DOutside diameter98038.5827
BInner-ring / bearing width30812.126

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)670
Bore d (in)26.3780
Outside dia. D (mm)980
Outside dia. D (in)38.5827
Width B (mm)308
Width B (in)12.1260

Load ratings & speeds

Basic dynamic load rating Cr (lbs)1900000
Basic static load rating Cor (lbs)4400000
Limiting speed - grease (rpm)200
Limiting speed - oil (rpm)260

Weight

Weight (kg)771.561

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.236
Shaft shoulder da min (in)27.80
Shaft shoulder da max (in)28.80
Housing shoulder Da min (in)34.15
Housing shoulder Da max (in)37.17

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 100 rpm
42,112,90510216,932
61,408,60439265,416
81,056,4531,024170,667
10845,1622,154359,072
15563,4418,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 8,451,621 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.95 (dimensions) / p.96 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
240/670-B-K30-MBFAGSpherical Roller6709803089000 kN794
240/670-B-MBFAGSpherical Roller6709803089000 kN813

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
240NSKCylindrical Roller20036058140,000 lbs26.308
240/1000CAME4NSKSpherical Roller100014204123,450,000 lbs2005.332
240/1120CAME4NSKSpherical Roller112015804624,200,000 lbs2786.418
240/1250CAME4NSKSpherical Roller125017505004,700,000 lbs3690.428
240/1320CAME4NSKSpherical Roller132018505305,100,000 lbs4387.599
240/1400CAME4NSKSpherical Roller140019505455,500,000 lbs4886.097
240/500CAME4NSKSpherical Roller500720218995,000 lbs275.603
240/530CAME4NSKSpherical Roller5307802501,210,000 lbs388.819

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
230/670CAME4NSKSpherical Roller6709802301,540,000 lbs569.712
231/670CAME4NSKSpherical Roller67010903362,390,000 lbs1231.503
232/670CAME4NSKSpherical Roller67012204383,350,000 lbs2203.098
239/670CAME4NSKSpherical Roller670900170985,000 lbs299.825
241/670CAME4NSKSpherical Roller67010904122,790,000 lbs1440.156

Request a quotation for 240/670CAME4

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