KOYO 7004DF Bearing_KOYO 7004DF Size and Details

KOYO 7004DF bearing

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KOYO 7004DF Bearing Details：

Bearing Name	7004DF
New Model	7004DF
Old Model	346104 bearing
product Model	7004DF
Category	Angular Contact Ball Bearings
Brand	KOYO Bearing
Inner Diameter d ( mm )	20
Outer Diameter D ( mm )	42
Thickness B ( mm )	24

KOYO 7004DF Bearing Bearing Size and Drawing：

KOYO 7004DF Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
NSK 7004AC/DB Bearing	20	42	24	NSK	Angular Contact Ball Bearings
GMN 7004 C/ DB Bearing	20	42	24	GMN	Angular Contact Ball Bearings
NSK 7004 C/ DB Bearing	20	42	24	NSK	Angular Contact Ball Bearings
NACHI 7004 C/ DT Bearing	20	42	24	NACHI	Angular Contact Ball Bearings
NTN 7004AC/DT Bearing	20	42	24	NTN	Angular Contact Ball Bearings
DKF 7004 AC/ DB Bearing	20	42	24	DKF	Angular Contact Ball Bearings
TBS 7004AC/DB Bearing	20	42	24	TBS	Angular Contact Ball Bearings
TBS 7004AC/DF Bearing	20	42	24	TBS	Angular Contact Ball Bearings
GMN 7004AC/DB Bearing	20	42	24	GMN	Angular Contact Ball Bearings
KOYO 7004 DF Bearing	20	42	24	KOYO	Angular Contact Ball Bearings

We export high quantities KOYO 7004DF Bearing and relative products, we have huge stocks for KOYO 7004DF Bearing and relative items, we supply high quality KOYO 7004DF 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 7004DF Bearing,plz email us admin@tradebearings.com

What are the structural components and design advantages of angular contact ball bearings?

Angular contact ball bearings consist of an inner ring, outer ring, steel balls, and a cage. The raceways of the raceways are designed with a contact angle (typically 15°, 25°, or 40°) between the bearing rings and the steel balls. They offer advantages such as the ability to simultaneously withstand radial and unidirectional axial loads, high limiting speed, high precision, good rigidity, and the ability to withstand bidirectional axial loads when installed in pairs.

What are the advantages of angular contact ball bearings compared to other similar bearings?

Compared to deep groove ball bearings, angular contact ball bearings have a higher axial load capacity and higher rigidity, making them suitable for precision positioning applications. Compared to tapered roller bearings, they have a higher limiting speed and lower friction, making them more suitable for high-speed operation. Compared to thrust ball bearings, they can simultaneously withstand combined radial and axial loads, and when used in pairs, they maintain high rigidity under bidirectional axial loads without the need for additional radial bearings.

What are the applicable applications and typical uses of angular contact ball bearings?

These bearings are suitable for high-speed, high-rigidity mechanical applications requiring precise positioning and subjected to combined loads. Typical applications include machine tool spindles, automobile wheel hubs, centrifugal pumps, high-speed electric spindles, industrial robot joints, aero-engine spindles, and precision instrument turntables.

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