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NTN 61921 N bearing

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NTN 61921 N Bearing Details:
Bearing Name61921 N
New Model61921N
Old Model1050921 bearing
product Model61921N
CategoryDeep Groove Ball Bearings
BrandNTN Bearing
Inner Diameter d ( mm ) 105
Outer Diameter D ( mm )145
Thickness B ( mm )20
NTN 61921 N Bearing   Bearing Size and Drawing:
61921 N
NTN 61921 N Bearing With size alternative model
ModelInner Diameter
d(mm)
Outer Diameter
D(mm)
thickness
B(mm)
BrandType
KOYO 61921-RS Bearing10514520KOYODeep Groove Ball Bearings
NSK 61921-2Z Bearing10514520NSKDeep Groove Ball Bearings
KOYO 61921 Bearing10514520KOYODeep Groove Ball Bearings
NSK 71921C Bearing10514520NSKAngular Contact Ball Bearings
NSK 71921 AC Bearing10514520NSKAngular Contact Ball Bearings
NSK 61921-2Z Bearing10514520NSKDeep Groove Ball Bearings
FAG 71921AC Bearing10514520FAGAngular Contact Ball Bearings
KOYO 61921 Bearing10514520KOYODeep Groove Ball Bearings
KOYO 69212RS Bearing10514520KOYODeep Groove Ball Bearings
NSK 61921N Bearing10514520NSKDeep Groove Ball Bearings

We export high quantities NTN 61921 N Bearing and relative products, we have huge stocks for NTN 61921 N Bearing and relative items, we supply high quality NTN 61921 N 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 NTN 61921 N 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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