A parts supplier is a business or individual that provides components or materials needed for manufacturing or repairing products. These suppliers play a crucial role in various industries, including automotive, electronics, and construction, by ensuring that manufacturers have the necessary parts to create their goods. Parts suppliers can offer a wide range of items, from small screws to large machinery components. They often maintain inventory and may work directly with manufacturers, such as automobile manufacturers or electronics companies, to meet specific needs. Timely delivery and quality assurance are essential aspects of their service.