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NSK 6903NR bearing

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NSK 6903NR Bearing Details:
Bearing Name6903NR
New Model6903NR
Old Model bearing
product Model6903NR
CategoryDeep Groove Ball Bearings
BrandNSK Bearing
Inner Diameter d ( mm ) 17
Outer Diameter D ( mm )30
Thickness B ( mm )7
NSK 6903NR Bearing   Bearing Size and Drawing:
6903NR
NSK 6903NR Bearing With size alternative model
ModelInner Diameter
d(mm)
Outer Diameter
D(mm)
thickness
B(mm)
BrandType
BARDEN 71903 C Bearing17307BARDENAngular Contact Ball Bearings
NSK 61903 Bearing17307NSKDeep Groove Ball Bearings
KOYO 61903-Z Bearing17307KOYODeep Groove Ball Bearings
NTN 61903-ZN Bearing17307NTNDeep Groove Ball Bearings
KOYO 7903C Bearing17307KOYOAngular Contact Ball Bearings
TBS 71903 AC Bearing17307TBSAngular Contact Ball Bearings
RHP 71903 AC Bearing17307RHPAngular Contact Ball Bearings
NSK 61903-Z Bearing17307NSKDeep Groove Ball Bearings
MRC 61903-Z Bearing17307MRCDeep Groove Ball Bearings
NSK 61903-2RZ Bearing17307NSKDeep Groove Ball Bearings

We export high quantities NSK 6903NR Bearing and relative products, we have huge stocks for NSK 6903NR Bearing and relative items, we supply high quality NSK 6903NR Bearing with reasonbable price or we produce the bearings along with the technical data or relative drawings, It's priority to us to supply best service to our clients. If you are interested in NSK 6903NR Bearing,plz email us admin@tradebearings.com
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What are the advantages of the Deep Groove Ball Bearings design?
 
The inner and outer raceways are deep grooves, with point contact between the steel balls and the raceways, resulting in low friction and low heat generation. The structure is simple and compact, capable of withstanding combined radial and bidirectional axial loads, with high limiting speeds, low noise, and some compensation capability for installation angle deviations, facilitating high-precision mass production.
 
What are the advantages of Deep Groove Ball Bearings compared to similar products?
 
Compared to angular contact ball bearings, they can withstand bidirectional axial forces and do not require pairing; compared to cylindrical roller bearings, they can withstand axial loads and have higher speeds; compared to thrust ball bearings, they can simultaneously withstand radial forces. They offer balanced overall performance, achieving the optimal balance in cost, speed, load capacity, and ease of installation, making them the most versatile.
 
What are the applications and classic applications of Deep Groove Ball Bearings?
 
They are widely used in motors, automotive alternators and gearboxes, household appliances (washing machines, vacuum cleaners), water pumps, and precision transmission equipment. Classic applications include rotor supports for small and medium-sized motors, automotive alternators, air conditioning compressors, and roller-type moving parts, making them the most common type of bearing in rotating machinery.

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