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Koyo BH-78 is a full complement drawn cup needle roller bearing with a closed end. Designed for heavy-duty applications requiring maximum load capacity in a compact radial envelope. The full complement design eliminates the cage, allowing more rollers for higher load ratings.
MODEL BH-78;PBL449
$6.28 Each
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# Full Complement Needle Roller Bearings The Koyo Bearing BH-78;PBL449 is a high-performance drawn cup needle roller bearing designed for applications requiring compact design and high load capacity. Engineered by Koyo, a leader in the bearing industry, this bearing meets stringent quality standards, making it ideal for use in automotive and industrial settings. ## Key Features • **Type:** Drawn Cup Needle Roller Bearing, offering a robust design that accommodates radial loads effectively. • **Dimensions:** Featuring an outer diameter of 78 mm and inner diameter of 44 mm, optimized for space-saving applications. • **Load Capacity:** High radial load capacity due to the full complement design, which maximizes the number of rolling elements. • **Material:** Constructed from high-quality steel, ensuring exceptional durability and resistance to wear. • **Operating Temperature:** Capable of operating efficiently within a wide temperature range, enhancing versatility in various environments. ## Applications • **Automotive Industry:** Perfect for use in gearboxes, transmissions, and other critical automotive components where space and weight are constrained. • **Industrial Machinery:** Suitable for applications in heavy machinery, agricultural equipment, and construction machinery, ensuring reliable performance under heavy loads. • **Compatibility:** Designed to fit various standard housings, making it easy to integrate into existing systems. ## Benefits • **Enhanced Performance:** The full complement design results in smoother operation and reduced friction, extending the lifespan of the bearing. • **Durability:** The high-quality steel construction provides superior resistance to fatigue and wear, ensuring long-term reliability. • **Space Efficiency:** Compact size allows for installation in tight spaces without compromising on load capacity, making it ideal for modern applications. --- *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.
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