The 112657 is a BNC clamp jack connector manufactured by Amphenol RF for use with RG11/U and 14 AWG cable (B 8213, B929L). This connector features a brass body with nickel finish, a Teflon insulator, and a silicone gasket, providing robust RF connectivity and environmental sealing. The connector utilizes an 11/16-24UNEF-2B thread specification with multiple dimensional features including a 38.40 mm body length and 22.00 mm maximum width, designed for secure cable attachment and reliable signal transmission. The clamp mechanism incorporates a brass braid clamp and nickel-finished washer and nut assembly, ensuring stable cable retention and grounding. This connector is ideal for RF applications requiring secure coaxial cable connections in telecommunications, broadcast, and test equipment environments.