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Jun . 26, 2024 21:32 Back to list

638 ZZ Bearing

The 638 ZZ Bearing A Comprehensive Guide Introduction The 638 ZZ bearing is a precision ball bearing designed for high-speed and heavy-duty applications. It is widely used in various industries, including automotive, aerospace, and industrial machinery. This article provides a comprehensive guide to the 638 ZZ bearing, including its features, specifications, and applications. Features of the 638 ZZ Bearing The key features of the 638 ZZ bearing include 1. Precision manufacturing The bearing is manufactured with high-precision tolerances to ensure smooth operation and long service life. 2. Double shields The bearings are equipped with double shields (ZZ) to protect the rolling elements from contaminants and debris, ensuring reliable performance in harsh environments. 3. High load capacity The bearing is designed to handle heavy loads and shock loads, making it suitable for demanding applications. 4. Low friction The bearings feature a low coefficient of friction, reducing energy loss and increasing efficiency in rotating machinery. 5. Long service life The bearing's design and materials ensure a long service life, reducing maintenance costs and downtime. Specifications of the 638 ZZ Bearing The 638 ZZ bearing has the following specifications 1. Internal diameter 8 mm 2. External diameter 28 mm 3. Width 9 mm 4. Cage material Polyamide (PA) or steel 5. Grease lubrication Yes 6 Grease lubrication Yes 6 Grease lubrication Yes 6 Grease lubrication Yes 6638 zz bearing. Sealed Double shields (ZZ) 7. Dynamic load rating 13.2 kN 8. Static load rating 6.6 kN Applications of the 638 ZZ Bearing The 638 ZZ bearing is suitable for the following applications 1. Automotive components The bearing is commonly used in automotive components such as wheel hubs, transmission systems, and suspension systems. 2. Industrial machinery The bearing is used in various industrial machines, including pumps, fans, and compressors. 3. Aerospace components The bearing is used in aerospace components such as gears, shafts, and bearings. 4. Robotics and automation The bearing is used in robotics and automation equipment, such as conveyor belts and robotic arms. 5. Medical equipment The bearing is used in medical equipment, such as X-ray machines and MRI scanners. Conclusion The 638 ZZ bearing is a versatile and reliable bearing that offers excellent performance in high-speed and heavy-duty applications. Its precision manufacturing, double shields, high load capacity, low friction, and long service life make it an ideal choice for a wide range of industries. By understanding the features, specifications, and applications of the 638 ZZ bearing, users can select the appropriate bearing for their specific needs and ensure optimal performance and reliability.
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