High-quality Ntn Deep Groove Ball Bearings , 6821 [best Value] [TOr7VXLI]

NTN Deep Groove Ball Bearings: The Ultimate Solution for High-Speed Applications

The NTN Deep Groove Ball Bearings, 6821, are designed to cater to a wide range of high-speed applications. These bearings are renowned for their exceptional performance and durability, making them a preferred choice for various industries. With their deep groove design on the inner and outer rings, they are capable of sustaining both radial and axial loads in either direction. This versatility, coupled with their high-speed capabilities, makes them ideal for applications requiring smooth and efficient operation.

Key Features and Specifications

The NTN Deep Groove Ball Bearings, 6821, come with a range of impressive features and specifications that set them apart from other ball bearings. The outer ring diameter measures 5.1181 inches (130.000 mm), while the inner ring diameter is 4.1339 inches (105.000 mm). The ball diameter is 0.5118 inches (13.000 mm), and the radial load rating is 4940 lbf (22000 N). These specifications make them suitable for a variety of applications, including motors, gears, and other mechanical components. In addition to their technical specifications, the NTN Deep Groove Ball Bearings offer several key features. They are available in both unsealed and unlubricated “open” versions, as well as pre-lubricated with grease and enclosed by seals or shields. This allows for easy installation and maintenance, reducing downtime and improving overall performance. The bearings also feature a duplex set (D2) design, which utilizes controlled tolerances to more evenly distribute the loading between the individual bearing rows. This improves the overall performance of the assembly and ensures consistent operation.

Applications and Benefits

The NTN Deep Groove Ball Bearings, 6821, find extensive use in a variety of applications due to their exceptional performance and reliability. They are commonly used in motors, gears, and other mechanical components that require high-speed operation. Their ability to sustain radial and axial loads in either direction makes them ideal for applications that demand smooth and efficient operation. The benefits of using NTN Deep Groove Ball Bearings are numerous. They offer increased efficiency, reduced wear and tear, and longer lifespan compared to other ball bearings. This not only improves the overall performance of the equipment but also reduces maintenance costs and downtime. Additionally, their versatile design allows for easy installation and replacement, making them a convenient choice for a wide range of applications.