SIFT BEARING STORE CATALOG

22248CAME4NSKSpherical Roller

22248CAME4 is a NSK spherical roller bearing, bore 240 mm, O.D. 440 mm, width 120 mm. Dimensions, drawing, interchanges and price.

Brass cage
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Bore d240mm
Outside dia. D440mm
Width B120mm
Dynamic Cr420,000lbs
Static C0r650,000lbs
Limiting speed750rpm
Weight79.524kg
Cr / C0r0.65
Mean dia. dm340mm

Original catalogue drawing - NSK catalogue, page 73

22248CAME4 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. D440 mmBore d240 mmWidth B120 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 diameter2409.4488
DOutside diameter44017.3228
BInner-ring / bearing width1204.7244

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)240
Bore d (in)9.4488
Outside dia. D (mm)440
Outside dia. D (in)17.3228
Width B (mm)120
Width B (in)4.7244

Load ratings & speeds

Basic dynamic load rating Cr (lbs)420000
Basic static load rating Cor (lbs)650000
Limiting speed - grease (rpm)750
Limiting speed - oil (rpm)950

Weight

Weight (kg)79.524

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.118
Shaft shoulder da min (in)10.16
Shaft shoulder da max (in)11.39
Housing shoulder Da min (in)15.07
Housing shoulder Da max (in)16.61

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 200 rpm
4467,0631028,466
6311,37639232,708
8233,5321,02485,333
10186,8252,154179,536
15124,5508,323693,622

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 1,868,253 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.75 (dimensions) / p.76 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NU2248-EX-M1FAGCylindrical Roller2404401201830 kN82.8
NU2248-EX-TB-M1FAGCylindrical Roller2404401201850 kN82.8
22248-BE-XLFAGSpherical Roller2404401202230 kN83.6
22248-BE-XL-KFAGSpherical Roller2404401202230 kN81.8
32248-AFAGTapered Roller2404401201860 kN80.5
32248-XLFAGTapered Roller2404401202190 kN80.5
32248TimkenTapered Roller2404401202230 kN81.12

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
2248NSKCylindrical Roller240440120321,000 lbs84.368
NU2248NSKCylindrical Roller2404401201770 kN84.9
32248NSKTapered Roller240440120366,000 lbs78.05

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
22348CAME4NSKSpherical Roller240500155585,000 lbs145.263
23048CAME4NSKSpherical Roller24036092260,000 lbs32.259
23148CAME4NSKSpherical Roller240400128400,000 lbs63.117
23148CE4NSKSpherical Roller240400128400,000 lbs64.328
23248CAME4NSKSpherical Roller240440160550,000 lbs105.034
23948CAME4NSKSpherical Roller24032060143,000 lbs13.109
24048CAME4NSKSpherical Roller240360118310,000 lbs40.737
24048CE4NSKSpherical Roller240360118310,000 lbs41.916

Request a quotation for 22248CAME4

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