MS3476W14-18P is a miniature circular connector from the DEUTSCH AFD series, qualified to MIL-DTL-26482 Series II, featuring a shell size 14 with 18 contact positions and bayonet quick-connect coupling. The connector is constructed with an aluminum alloy shell with nickel, black anodized, or olive drab cadmium plating, copper alloy contacts selectively plated with 50 µin gold, and a rigid plastic dielectric insulator with silicone seals for environmental protection. It supports multiple insert position arrangements (N, W, X, Y, Z) and is designed to withstand harsh environments in aerospace, defense, and marine applications. The connector's rear release contacts and environmental sealing make it suitable for critical systems requiring reliable performance in demanding conditions.