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KSM 6905 2RS 6900 (61900) Series Ball Bearing (Made in Japan)
MODEL 6905 2RS
$8.82 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: Yes
ID (mm)
25
Measurement Type
Metric
OD (mm)
42
Sealing
Double Sealed
Width (mm)
9
Bearings The KSM 6905 2RS Ball Bearing is a high-precision component designed for optimal performance in various applications requiring reliable rotational movement. This ball bearing is part of the 6900 series and is engineered with advanced materials and design elements to ensure durability and efficiency in high-demand environments.
Key Features
- High-Quality Construction: Manufactured with premium-grade steel, ensuring exceptional strength and resistance to wear under heavy loads.
- Sealed Design: Features double rubber seals (2RS) that provide protection against contaminants, extending the bearing’s operational life.
- Precision Engineering: Designed for minimal friction and smooth operation, which enhances the efficiency of machinery.
- Standard Dimensions: Measures 25mm inner diameter, 42mm outer diameter, and 9mm width, making it compatible with a wide range of applications.
- Temperature Tolerance: Capable of operating effectively within a temperature range of -40°C to +120°C, suitable for various industrial environments.
Applications
- Industrial Machinery: Ideal for use in conveyor systems, motors, and pumps, where reliability and durability are paramount.
- Automotive: Suitable for wheel hubs and other rotating assemblies, providing smooth performance and longevity.
- Electronics: Commonly used in fans and motors within electronic devices, ensuring quiet and efficient operation.
Benefits
- Enhanced Reliability: The sealed design prevents dust and moisture ingress, reducing maintenance needs and increasing service life.
- Improved Efficiency: Low friction characteristics contribute to energy savings and reduced operational costs in machinery.
- Versatile Compatibility: Standardized dimensions allow for easy integration into existing systems, minimizing downtime during replacements. --- 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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