The 112653 is a BNC panel plug connector with a 4-hole flange mount design manufactured by Amphenol RF. It features a brass body with nickel finish, a Teflon insulator, and a gold-plated brass contact pin, providing reliable RF connectivity and corrosion resistance. The connector has a flare internal flange with a diameter of 8.3 mm (±0.07 mm) and mounting holes of 3.20 mm diameter (4 holes) on a 12.70 mm spacing, with an overall panel cutout of 17.50 mm square. Key dimensions include a length of 25.40 mm and a width of 20.50 mm, designed for secure panel mounting in RF and microwave applications. This connector is commonly used in test equipment, communication systems, and laboratory instruments where reliable RF signal transmission and mechanical stability are required.