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NTN 7MC3-6310C3 is a 6300 series single-row deep groove ball bearing with a 50 mm straight bore. It features an open design with no seals or shields and C3 internal clearance for applications requiring thermal expansion accommodation. Used in electric motors, pumps, fans, and general rotating machinery.
MODEL 7MC3-6310C3
$625.22 Each
Prices are subject to change
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B (in)
1.0630
Ball material
Steel
Ball Material
Steel
Bore type
Round
Bore Type
Round
Cage material
Steel
Cage Material
Steel
Cage type
Pressed
Cage Type
Pressed
Configuration
One
D (in)
4.3307
d (in)
1.9685
da max
2.6969 in
Da max
3.9764 in
da min
2.3228 in
Dynamic load rating
15390 lbf
Dynamic Load Rating
15390 lbf
Enclosure
Open
Factor
13.2
I.D.
50 mm
Limiting speed - grease
6400 RPM
Limiting Speed - Grease
6400 RPM
Limiting speed - oil
7500 RPM
Limiting Speed - Oil
7500 RPM
Material
High Carbon Chrome Steel
O.D.
110 mm
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
Class 0
r (in)
0.0787
r1
0.0197 in
Radial internal clearance
C3
Radial Internal Clearance
C3
ras max
0.0787 in
Seal material
None
Seal type
None
Static load rating
8650 lbf
Static Load Rating
8650 lbf
Type
Deep Groove Ball Bearing
Bearings The NTN Megaohm Single Row Radial Ball Bearing
- Open Type (Catalog Number: 7MC3-6310C3) is engineered for high-performance applications requiring dependable rotational support and minimal friction. This premium bearing is designed to enhance energy efficiency and prolong service life, making it an ideal choice for various automotive and industrial applications.
Key Features
- Design: Single row radial configuration that optimizes load distribution and minimizes frictional losses.
- Material: Constructed from high-quality steel, ensuring durability and resistance to wear under demanding conditions.
- Open Type: Features an open design for easy lubrication access, facilitating maintenance and ensuring optimal performance.
- Load Rating: Designed to handle radial loads effectively, with a dynamic load rating of [insert dynamic load rating if known] and static load rating of [insert static load rating if known].
- Dimensions: Inner diameter of 50 mm, outer diameter of 110 mm, and width of 27 mm, suitable for various mounting configurations.
Applications
- Automotive: Ideal for use in wheel hubs, drive shafts, and other rotating components in vehicles where reliability and performance are critical.
- Industrial: Suitable for various machinery and equipment requiring smooth rotational motion, including conveyor systems and pumps.
- Compatibility: Can be used in a range of applications across different sectors, compatible with other NTN products and various industry-standard components.
Benefits
- Enhanced Performance: Reduces friction and energy loss, resulting in improved efficiency and lower operational costs.
- Durability: High-quality materials and construction ensure longevity, reducing the frequency of replacements and maintenance.
- Versatile Use: The open design allows for easy lubrication, making it adaptable to a variety of operational environments and conditions. --- Product information compiled with AI assistance for reference purposes.
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
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