MIL-DTL-38999 Series I connectors, designated as MS27656, are high-performance electrical receptacles designed for back panel installation with a wall mounting flange. Featuring a durable aluminum shell construction and electroless nickel finish, these connectors offer robust environmental resistance, making them ideal for harsh operating conditions. The 32 removable crimp contacts, in size 20 (32), ensure secure and reliable connections in military and aerospace applications. With a wide operating temperature range of -65 °C to 200 °C, along with RFI grounding capabilities, the MS27656 connectors provide superior performance and reliability in demanding environments.