SIFT BEARING STORE CATALOG

7003NSKPrecision / Angular Contact

7003 is a NSK precision / angular contact bearing, bore 17 mm, O.D. 35 mm, width 10 mm. Dimensions, drawing, interchanges and price.

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Bore d17mm
Outside dia. D35mm
Width B10mm
Dynamic Cr7.05kN
Static C0r3.8kN
Limiting speed17,000rpm
Weight0.04kg
Cr / C0r1.86
Mean dia. dm26mm

Original catalogue drawing - NSK E1103, page 210

7003 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. D35 mmBore d17 mmWidth B10 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 diameter170.6693
DOutside diameter351.378
BInner-ring / bearing width100.3937
rChamfer (min)0.30.0118

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)17
Outside dia. D (mm)35
Width B (mm)10

Load ratings & speeds

Basic dynamic load rating Cr (lbs)1585
Basic static load rating Cor (lbs)854
Basic dynamic load rating Cr (N)7050
Basic static load rating C0r (N)3800
Limiting speed - grease (rpm)17,000
Limiting speed - oil (rpm)24,000
Effective load centre a (mm)12.5

Weight

Weight (kg)0.04

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)0.3
Chamfer r1 min (mm)0.15

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
41,76264356
61,1752161,200
88815122,844
107051,0005,556
154703,37518,750

Basic rating life per ISO 281: L10 = (C/P)3 with C = 7,050 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.210 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6003FAGBall1735106.4 kN0.038
6003-2RSRFAGBall1735106.4 kN0.04
6003-2ZFAGBall1735106.4 kN0.04
S6003FAGBall1735106 kN0.038
S6003-2RSRFAGBall1735106 kN0.04
B7003-C-T-P4SFAGPrecision / Angular Contact1735108.7 kN0.039
B7003-E-T-P4SFAGPrecision / Angular Contact1735108.3 kN0.039
HCB7003-C-T-P4SFAGPrecision / Angular Contact1735106 kN0.04
HCB7003-E-T-P4SFAGPrecision / Angular Contact1735105.7 kN0.04
HCS7003-C-T-P4SFAGPrecision / Angular Contact1735102.6 kN0.044

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
6003NSKBall1735101,350 lbs0.041
17BGR10HNSKPrecision / Angular Contact1735101,010 lbs0.036
17BGR10SNSKPrecision / Angular Contact1735101,010 lbs0.036
7003A5NSKPrecision / Angular Contact1735101,420 lbs0.041
7003CNSKPrecision / Angular Contact1735101,490 lbs0.045

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
17BGR10HNSKPrecision / Angular Contact1735101,010 lbs0.036
17BGR10SNSKPrecision / Angular Contact1735101,010 lbs0.036
17TAC47BNSKPrecision / Angular Contact174715--
5203NSKPrecision / Angular Contact174017.516.1 kN0.1
5203AZZNSKPrecision / Angular Contact174017.514 kN0.1
5303NSKPrecision / Angular Contact174722.223.1 kN0.18
5303AZZNSKPrecision / Angular Contact174722.221.6 kN0.18
7003A5NSKPrecision / Angular Contact1735101,420 lbs0.041

Request a quotation for 7003

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.