MIL-DTL-38999 Series II connectors are engineered for rugged environments, boasting up to 128 contacts within an insert. With environmental sealing and an impressive operating temperature range of -65°C to 200°C, these connectors ensure reliable performance in harsh conditions. Available in various mounting styles such as front wall, rear wall, and jam nut, they offer flexibility for different applications. Featuring aluminum shells with plating options including electroless nickel and cadmium finishes, these connectors meet stringent military specifications. The 38999 Series II connectors are ideal for demanding military and aerospace applications, providing secure and durable electrical connections.