High performance needle roller bearings of different models

Roller needle bearings are a common type of bearing, and their design with roller needles and a cage provides high load capacity and low friction coefficient. RN4913 is a model of roller needle bearing with the following specifications: inner diameter of 72mm, outer diameter of 90mm, and width of 25mm. The roller needle bearing RN4913 is widely used in various industries. Firstly, it is commonly used in the mechanical equipment industry, such as industrial machinery, agricultural machinery, and construction machinery. Its high load capacity and low friction coefficient allow it to withstand large axial and radial loads while maintaining low energy loss. Additionally, the roller needle bearing RN4913 is also frequently applied in the automotive industry. It can be used in key components such as automobile engines, transmissions, steering systems, and drivetrains. In high-speed rotation and high-temperature environments, the roller needle bearing RN4913 can provide stable performance and…