MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an insert, designed to withstand harsh environments. Featuring various mounting options such as front wall, rear wall, and jam nut receptacles, they ensure versatile installation. With a wide operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Made of durable aluminum with multiple plating options including gold, they guarantee reliable conductivity. Compliant with military specification MIL-DTL-38999 II, these circular plugs are essential for secure and efficient electrical connections in aerospace, defense, and industrial settings.