045525-0004-MS is a circular box mounting receptacle connector from the ITT Cannon KPT series, designed for military and industrial interconnect applications. It features a shell size 16 with contact arrangement 16-23, providing 22 contacts of size 20 and 1 contact of size 16, all with solder cup termination and gold plating. The connector is constructed with an aluminium alloy shell with olive drab chromate over cadmium plating, and polychloroprene insulator and grommet material for environmental sealing. Key performance specifications include an operating temperature range of -55°C to +125°C, IP67 water tightness rating, 500 hours salt spray resistance, and vibration resistance up to 200 m/s² at 10 to 2000 Hz. This connector is ideal for harsh environment applications requiring reliable electrical connections with high durability and environmental protection.