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The NTN 6309ZC3/L627 is a 63 series single-row deep groove ball bearing with a 45 mm straight bore. It features a single metal shield on one side and C3 internal clearance for applications requiring thermal expansion accommodation. Used in electric motors, pumps, fans, and general rotating machinery.
MODEL 6309ZC3/L627
$92.45 Each
Prices are subject to change
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B (in)
0.9842
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)
3.9370
d (in)
1.7716
Da max
3.622 in
da max
2.4212 in
da min
2.0866 in
Dynamic load rating
13150 lbf
Dynamic Load Rating
13150 lbf
Enclosure
Single Shielded
Factor
92
I.D.
45 mm
Limiting speed - grease
7000 RPM
Limiting Speed - Grease
7000 RPM
Limiting speed - oil
8200 RPM
Limiting Speed - Oil
8200 RPM
Material
High Carbon Chrome Steel
O.D.
100 mm
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
ISO Class 0
r (in)
0.0590
r1
0.0196 in
Radial internal clearance
C3
Radial Internal Clearance
C3
ras max
0.059 in
Static load rating
7190 lbf
Static Load Rating
7190 lbf
Type
Deep Groove Ball Bearing
Width
0.9843
Single Row Radial Ball Bearing - NTN 6309ZC3/L627 The NTN 6309ZC3/L627 is a premium quality single row radial ball bearing, designed to provide exceptional performance in a wide range of automotive and industrial applications. This bearing features a single shield design, ensuring optimal protection against contaminants while maintaining low friction levels, which enhances its longevity and efficiency. ## Key Features • **Type**: Single Row Radial Ball Bearing • **Design**: Single Shielded for effective contamination protection • **Dimensions**: Inner Diameter (ID) 45 mm, Outer Diameter (OD) 100 mm, Width 25 mm • **Bearing Material**: High-quality steel for durability and strength • **Clearance**: C3 clearance, providing increased radial play for high-speed applications ## Applications • **Automotive**: Suitable for use in wheel hubs, drive shafts, and other automotive components • **Industrial**: Ideal for machinery and equipment requiring reliable rotational support • **Compatibility**: Designed to fit standard housing and shaft dimensions, ensuring easy installation across various applications ## Benefits • **Enhanced Performance**: The precision engineering reduces friction, improving energy efficiency and operational reliability • **Durability**: High-quality construction ensures long-lasting performance even in demanding environments • **Versatile Usage**: Adaptable to various applications, making it a cost-effective solution for both automotive and industrial needs --- *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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