MRC 7312AC Bearing_MRC 7312AC Size and Details

MRC 7312AC bearing

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MRC 7312AC Bearing Details：

Bearing Name	7312AC
New Model	7312AC
Old Model	46312 bearing
product Model	7312AC
Category	Angular Contact Ball Bearings
Brand	MRC Bearing
Inner Diameter d ( mm )	60
Outer Diameter D ( mm )	130
Thickness B ( mm )	31

MRC 7312AC Bearing Bearing Size and Drawing：

MRC 7312AC Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
KOYO 63122RU Bearing	60	130	31	KOYO	Deep Groove Ball Bearings
NACHI 6312-2RS Bearing	60	130	31	NACHI	Deep Groove Ball Bearings
TBS 7312B Bearing	60	130	31	TBS	Angular Contact Ball Bearings
NTN 30312 Bearing	60	130	31	NTN	Tapered Roller Bearings
NTN 6312-2RZ Bearing	60	130	31	NTN	Deep Groove Ball Bearings
MRC 6312N Bearing	60	130	31	MRC	Deep Groove Ball Bearings
SNR 6312-RS Bearing	60	130	31	SNR	Deep Groove Ball Bearings
KOYO 6312 Bearing	60	130	31	KOYO	Deep Groove Ball Bearings
KOYO NU 312 E Bearing	60	130	31	KOYO	Cylindrical Roller Bearings
SNR 1312 Bearing	60	130	31	SNR	Self-aligning 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：MRC 7302AC
Next：MRC 7303AC

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