Spare parts are essential components kept on hand to replace worn-out or damaged parts in machinery and equipment. These parts ensure the continuous operation of industrial systems by minimizing downtime and maintaining productivity. Common types of spare parts include gears, bearings, valves, seals, and filters, each designed to fit specific machines and equipment. Keeping a well-stocked inventory of spare parts is crucial for industries such as manufacturing, automotive, aerospace, and energy, where even a short interruption in operation can lead to significant financial losses. Effective spare parts management involves forecasting demand, maintaining inventory, and ensuring the availability of critical components to keep production lines running smoothly.