KOYO 7040 Bearing_KOYO 7040 Size and Details

KOYO 7040 bearing

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KOYO 7040 Bearing Details：

Bearing Name	7040
New Model	7040
Old Model	46140 bearing
product Model	7040
Category	Angular Contact Ball Bearings
Brand	KOYO Bearing
Inner Diameter d ( mm )	200
Outer Diameter D ( mm )	310
Thickness B ( mm )	51

KOYO 7040 Bearing Bearing Size and Drawing：

KOYO 7040 Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
FAG NU1040 Bearing	200	310	51	FAG	Cylindrical Roller Bearings
NACHI N 1040 Bearing	200	310	51	NACHI	Cylindrical Roller Bearings
NTN N 1040 Bearing	200	310	51	NTN	Cylindrical Roller Bearings
RHP 7040 AC Bearing	200	310	51	RHP	Angular Contact Ball Bearings
NACHI NU1040 Bearing	200	310	51	NACHI	Cylindrical Roller Bearings
NSK N 1040 Bearing	200	310	51	NSK	Cylindrical Roller Bearings
NSK 6040 Bearing	200	310	51	NSK	Deep Groove Ball Bearings
BARDEN 7040 C Bearing	200	310	51	BARDEN	Angular Contact Ball Bearings
NSK NU1040 Bearing	200	310	51	NSK	Cylindrical Roller Bearings
FAG 7040AC Bearing	200	310	51	FAG	Angular Contact Ball Bearings

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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.

Preview：KOYO 7022CDB
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