M85049/48-2-5F is a metal backshell assembly with round cable clamp designed for size DD (50-position) D-Sub connectors, qualified to MIL-Spec M85049. The kit includes one shell, two cable clamps, two screws, and two hex nuts, providing strain relief and EMI/RFI shielding for harsh-environment applications. The backshell is constructed from low carbon steel or brass with chromate over cadmium (Mil-Spec) or zinc (RoHS) finish, and features a cable entry diameter of 3.05 ± 0.013 mm. Key dimensions include an overall length (A) of 66.68 mm (2.625 inches), width (B) of 15.47 mm (0.609 inches), and connector depth (C) of 61.11 mm (2.406 inches). This assembly is commonly used in aerospace, military, and industrial applications requiring robust cable management and electromagnetic shielding in demanding environments.