SIFT BEARING STORE CATALOG

6240NSKBall

6240 is a NSK ball bearing, bore 200 mm, O.D. 360 mm, width 58 mm, dynamic rating 296 kN. Dimensions, drawing, interchanges and price.

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Bore d200mm
Outside dia. D360mm
Width B58mm
Dynamic Cr296kN
Static C0r310kN
Limiting speed1,500rpm
Weight26.7kg
Cr / C0r0.95
Mean dia. dm280mm

Original catalogue drawing - NSK E1103, page 185

6240 NSK Ball 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. D360 mmBore d200 mmWidth B58 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 diameter2007.874
DOutside diameter36014.1732
BInner-ring / bearing width582.2835
rChamfer (min)40.1575

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)200
Outside dia. D (mm)360
Width B (mm)58

Load ratings & speeds

Basic dynamic load rating Cr (lbs)66543
Basic static load rating Cor (lbs)69691
Basic dynamic load rating Cr (N)296000
Basic static load rating C0r (N)310000
Factor f015.2
Limiting speed - grease (rpm)1,500
Limiting speed - oil (rpm)1,800

Weight

Weight (kg)26.7

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)4

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
474,000642,133
649,3332167,200
837,00051217,067
1029,6001,00033,333
1519,7333,375112,500

Basic rating life per ISO 281: L10 = (C/P)3 with C = 296,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandNSK
Source catalogueNSK CAT. No. E1103 (metric)
Catalogue pagep.185 (dimensions)

Load ratings in newtons, weights in kg, limiting speeds for grease and oil lubrication.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6240-MFAGBall20036058270 kN27
QJ240-N2-MPAFAGBall20036058510 kN28
N240-E-M1FAGCylindrical Roller20036058750 kN27.2
NJ240-E-M1FAGCylindrical Roller20036058750 kN27.5
NU240-E-M1FAGCylindrical Roller20036058750 kN27.2
NUP240-E-M1FAGCylindrical Roller20036058750 kN28
20240-MBFAGSpherical Roller20036058730 kN26.7
30240-AFAGTapered Roller20036058770 kN25.5
30240-XLFAGTapered Roller20036058900 kN25.3
B7240-C-T-P4SFAGPrecision / Angular Contact20036058325 kN24.1

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
7240BNSKBall2003605868,300 lbs25.31
240NSKCylindrical Roller20036058140,000 lbs26.308
NU240ENSKCylindrical Roller20036058945 kN27.4
30240NSKTapered Roller20036058145,000 lbs23.805
HR30240NSKTapered Roller20036058975 kN25.5
7240NSKPrecision / Angular Contact20036058370 kN26.5
7240A5NSKPrecision / Angular Contact2003605878,300 lbs26.404
7240CNSKPrecision / Angular Contact2003605882,700 lbs26.204

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
16040NSKBall20031034177 kN10
6040NSKBall2003105146,500 lbs14.061
6340NSKBall2004208085,300 lbs57.606
6840NSKBall2002502416,600 lbs2.654
6940NSKBall2002803832,100 lbs7.176
7240BNSKBall2003605868,300 lbs25.31
7340BNSKBall2004208097,000 lbs53.07

Request a quotation for 6240

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.