A Needle Bearing used with a mast sheave pulley is a type of roller bearing used to handle high radial loads in a limited space. used with mast sheave pulleys require proper lubrication to reduce friction and wear. It protects the bearing from contaminants such as dust, dirt, and moisture.Attributes:• Helps to distribute the load evenly• Reduced power consumption, improved lifting performanceApplications:A Needle Bearing is responsible for guiding and supporting the mast and lifting mechanism. The needle bearing allows for smooth rotation of the pulley, enabling efficient and reliable lifting and lowering of loads.