The AS200 is a gray (ANSI 61) steel hole seal designed for industrial applications. It features a polyester powder-coated finish over galvanized steel, providing durability and corrosion resistance. This model is suitable for sealing 2-inch conduit holes and can be used on enclosure walls up to 0.31 inches thick. It includes an oil-resistant gasket, a 16-gauge galvanized steel backplate, a plated stud (10-32 x 5/8 inch), and a wing nut to secure the seal against dust, dirt, oil, and water.