The XFF4 is an aluminum filter media component manufactured by Hammond Manufacturing designed for electromagnetic shielding or filtration purposes. The component features a length of 132.00 mm (5.197 in), a typical width of 110.00 mm (4.331 in), and a thickness of 8.00 mm (0.315 in), with a typical height of 11.00 mm (0.433 in). The aluminum construction provides excellent electromagnetic compatibility and durability for industrial applications. This component is commonly used in electronic enclosures, RF shielding, and filtration systems where dimensional precision and material consistency are essential.