SIFT BEARING STORE CATALOG

7240NSKPrecision / Angular Contact

7240 is a NSK precision / angular contact bearing, bore 200 mm, O.D. 360 mm, width 58 mm. Dimensions, drawing, interchanges and price.

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Bore d200mm
Outside dia. D360mm
Width B58mm
Dynamic Cr370kN
Static C0r450kN
Limiting speed1,500rpm
Weight26.5kg
Cr / C0r0.82
Mean dia. dm280mm

Original catalogue drawing - NSK E1103, page 218

7240 NSK Precision / Angular Contact 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)83179
Basic static load rating Cor (lbs)101164
Basic dynamic load rating Cr (N)370000
Basic static load rating C0r (N)450000
Limiting speed - grease (rpm)1,500
Limiting speed - oil (rpm)2,000
Effective load centre a (mm)109.8

Weight

Weight (kg)26.5

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)4
Chamfer r1 min (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
492,500642,133
661,6672167,200
846,25051217,067
1037,0001,00033,333
1524,6673,375112,500

Basic rating life per ISO 281: L10 = (C/P)3 with C = 370,000 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.218 (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
6240NSKBall20036058296 kN26.7
7240BNSKBall2003605868,300 lbs25.31
240NSKCylindrical Roller20036058140,000 lbs26.308
NU240ENSKCylindrical Roller20036058945 kN27.4
30240NSKTapered Roller20036058145,000 lbs23.805
HR30240NSKTapered Roller20036058975 kN25.5
7240A5NSKPrecision / Angular Contact2003605878,300 lbs26.404
7240CNSKPrecision / Angular Contact2003605882,700 lbs26.204

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
7040NSKPrecision / Angular Contact20031051264 kN13.7
7040A5NSKPrecision / Angular Contact2003105148,300 lbs13.703
7040CNSKPrecision / Angular Contact2003105159,500 lbs13.503
7240A5NSKPrecision / Angular Contact2003605878,300 lbs26.404
7240CNSKPrecision / Angular Contact2003605882,700 lbs26.204
7340NSKPrecision / Angular Contact20042080520 kN54.4
7940A5NSKPrecision / Angular Contact2002803840,100 lbs6.922
7940CNSKPrecision / Angular Contact2002803842,500 lbs6.849

Request a quotation for 7240

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.