MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts, featuring environmental sealing and a wide operating temperature range from -65°C to 200°C. These harsh environment connectors, in various mounting configurations like front and rear wall mount, jam nut, and box mount receptacles, ensure reliable performance in demanding applications. Available in 9 shell sizes and 52 insert arrangements, they utilize durable M39029 rear release crimp contacts. Constructed from aluminum with multiple plating options including cadmium and electroless nickel, they meet stringent military specifications for ruggedness and durability. The gold-plated contacts, with a mating life of 500 cycles, ensure superior conductivity, making them ideal for critical aerospace and defense applications requiring high reliability in challenging environments.
