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KSM 6903 ZZ 6900 (61900) Series Ball Bearing (Made in Japan)
MODEL 6903 ZZ
$6.86 Each
Prices are subject to change
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Returnable: Yes
ID (mm)
17
Measurement Type
Metric
OD (mm)
30
Sealing
Double Shielded
Width (mm)
7
Bearings The KSM 6903 ZZ Ball Bearing is engineered for precision and reliability in high-performance applications. Part of the renowned 6900 series, this bearing features a robust design that provides exceptional load-carrying capacity and durability, making it ideal for a variety of industrial applications.
Key Features
- Dimensions: Inner diameter of 17 mm, outer diameter of 30 mm, and a width of 7 mm, ensuring a perfect fit for standard applications.
- Double Shielded: Equipped with metal shields on both sides to effectively prevent contaminants from entering the bearing, enhancing its longevity.
- High-Speed Capability: Designed for high-speed operations, suitable for applications requiring minimal friction and noise.
- Material: Constructed from high-quality chrome steel, providing superior strength and corrosion resistance.
- Sealing: The ZZ designation indicates that this bearing is shielded, which reduces maintenance needs and extends service life.
Applications
- Industrial Machinery: Ideal for use in various types of machinery that require smooth and efficient rotational motion.
- Automotive Components: Perfect for applications in automotive systems, including engines and transmissions.
- Electronics: Commonly used in electronic devices that require precise movement and reliability.
- OEM Applications: Compatible with several original equipment manufacturers, making it a versatile choice for numerous industrial sectors.
Benefits
- Enhanced Longevity: The double shielded design minimizes wear and tear, ensuring a longer service life compared to standard bearings.
- Improved Performance: Reduced friction and noise contribute to better overall performance in machinery and equipment.
- Versatility: Its compact design and robust construction make it suitable for a wide range of applications, from heavy machinery to delicate electronics. --- 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.