KOYO 6921 2RU Bearing_KOYO 6921 2RU Size and Details

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KOYO 6921 2RU bearing

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KOYO 6921 2RU Bearing Details：

Bearing Name	6921 2RU
New Model	69212RU
Old Model	1180921K bearing
product Model	69212RU
Category	Deep Groove Ball Bearings
Brand	KOYO Bearing
Inner Diameter d ( mm )	105
Outer Diameter D ( mm )	145
Thickness B ( mm )	20

KOYO 6921 2RU Bearing Bearing Size and Drawing：

KOYO 6921 2RU Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
KOYO 6921 RU Bearing	105	145	20	KOYO	Deep Groove Ball Bearings
NSK NSK6921NR Bearing	105	145	20	NSK	Deep Groove Ball Bearings
NTN 61921-RZ Bearing	105	145	20	NTN	Deep Groove Ball Bearings
BARDEN 71921 C Bearing	105	145	20	BARDEN	Angular Contact Ball Bearings
NTN 61921 Bearing	105	145	20	NTN	Deep Groove Ball Bearings
FAG 71921C Bearing	105	145	20	FAG	Angular Contact Ball Bearings
KOYO 6921 RS Bearing	105	145	20	KOYO	Deep Groove Ball Bearings
GMN 71921C Bearing	105	145	20	GMN	Angular Contact Ball Bearings
TORRINGTON 71921 C Bearing	105	145	20	TORRINGTON	Angular Contact Ball Bearings
KOYO 7921 C Bearing	105	145	20	KOYO	Angular Contact Ball Bearings

We export high quantities KOYO 6921 2RU Bearing and relative products, we have huge stocks for KOYO 6921 2RU Bearing and relative items, we supply high quality KOYO 6921 2RU 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 KOYO 6921 2RU Bearing,plz email us admin@tradebearings.com

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.

Preview：KOYO 6917 2RU
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