In the field of mechanical engineering and machinery, bearings are fundamental components that play a crucial role in supporting and facilitating the smooth rotation, movement, or alignment of various machine parts. From simple household items such as bicycle wheels to complex industrial machinery, bearings are indispensable in a wide range of applications. Their primary function is to reduce friction between moving parts and support their load-carrying capacity, thereby ensuring the efficient and optimal operation of the machines with minimal deterioration. Understanding the significance of bearings and their various types is essential for anyone working with machines or designing mechanical systems. By choosing the right bearings for a specific application, engineers and designers can enhance the durability, efficiency, and reliability of the machinery.