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NSK 6221-2RZ bearing

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NSK 6221-2RZ Bearing Details:
Bearing Name6221-2RZ
New Model6221-2RZ
Old Model180221K bearing
product Model6221-2RZ
CategoryDeep Groove Ball Bearings
BrandNSK Bearing
Inner Diameter d ( mm ) 105
Outer Diameter D ( mm )190
Thickness B ( mm )36
NSK 6221-2RZ Bearing   Bearing Size and Drawing:
6221-2RZ
NSK 6221-2RZ Bearing With size alternative model
ModelInner Diameter
d(mm)
Outer Diameter
D(mm)
thickness
B(mm)
BrandType
NSK 30221 Bearing10519036NSKTapered Roller Bearings
STEYR NUP 221 Bearing10519036STEYRCylindrical Roller Bearings
NACHI 1221 K Bearing10519036NACHISelf-aligning Ball Bearings
TBS NU221ECJ* Bearing10519036TBSCylindrical Roller Bearings
NSK NSKN221W Bearing10519036NSKCylindrical Roller Bearings
NACHI NJ 221 Bearing10519036NACHICylindrical Roller Bearings
ZKL 30221 Bearing10519036ZKLTapered Roller Bearings
NACHI NJ221E Bearing10519036NACHICylindrical Roller Bearings
TBS NJ 2238 +HJ 2240 Bearing10519036TBSCylindrical Roller Bearings
TBS NJ221ECP* Bearing10519036TBSCylindrical Roller Bearings

We export high quantities NSK 6221-2RZ Bearing and relative products, we have huge stocks for NSK 6221-2RZ Bearing and relative items, we supply high quality NSK 6221-2RZ 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 6221-2RZ 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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