SIFT BEARING STORE CATALOG

23988CAME4NSKSpherical Roller

23988CAME4 is a NSK spherical roller bearing, bore 440 mm, O.D. 600 mm, width 118 mm. Dimensions, drawing, interchanges and price.

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Bore d440mm
Outside dia. D600mm
Width B118mm
Dynamic Cr490,000lbs
Static C0r1,080,000lbs
Limiting speed450rpm
Weight96.071kg
Cr / C0r0.45
Mean dia. dm520mm

Original catalogue drawing - NSK catalogue, page 91

23988CAME4 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. D600 mmBore d440 mmWidth B118 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 diameter44017.3228
DOutside diameter60023.622
BInner-ring / bearing width1184.6457

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)440
Bore d (in)17.3228
Outside dia. D (mm)600
Outside dia. D (in)23.6220
Width B (mm)118
Width B (in)4.6457

Load ratings & speeds

Basic dynamic load rating Cr (lbs)490000
Basic static load rating Cor (lbs)1080000
Limiting speed - grease (rpm)450
Limiting speed - oil (rpm)560

Weight

Weight (kg)96.071

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.118
Shaft shoulder da min (in)18.03
Shaft shoulder da max (in)18.90
Housing shoulder Da min (in)21.83
Housing shoulder Da max (in)22.91

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 100 rpm
4544,90710216,932
6363,27139265,416
8272,4541,024170,667
10217,9632,154359,072
15145,3098,3231,387,244

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 2,179,629 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.93 (dimensions) / p.94 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
23988-K-MBFAGSpherical Roller4406001182230 kN98.3
23988-MBFAGSpherical Roller4406001182230 kN101

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
23088CAME4NSKSpherical Roller440650157705,000 lbs171.657
23188CAME4NSKSpherical Roller4407202261,200,000 lbs357.431
23288CAME4NSKSpherical Roller4407902801,550,000 lbs587.856
24088CAME4NSKSpherical Roller440650212940,000 lbs228.293
24188CAME4NSKSpherical Roller4407202801,340,000 lbs429.779

Request a quotation for 23988CAME4

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