The MS3101F18-1P is a MIL-DTL-5015 Series I circular connector designed as a cable connecting plug with threaded coupling. It features a size 18 shell housing 10 size 16 pin contacts with hard silver plating and solder cup terminations. This connector is rated for 22 A, has a test voltage of 1600 Vrms, and operates over an ambient temperature range of -55°C to +125°C. Built for durability, it provides an IP65 rating, 500 hours of salt spray resistance, and a minimum of 500 mating cycles, making it suitable for demanding industrial and military applications requiring a robust connection.