Aerospace and defense customers have a wide range of protective plastic needs. From access panel closures to electronic connector protection, Caplugs has supplied the aviation, aerospace and defense market for more than 70 years.

Available in hundreds of sizes and geometries, we can solve most challenges with a catalog part, including many molded components that have been designed to fit common MIL/NAS specifications. But if you need a product with special modifications, we can also customize it for you. Choose from material options for existing catalog products such as high-performance materials, which include fire retardant, conductive, UV resistant, chemical resistant and other properties.