MIL-DTL-38999 Series I connectors feature up to 128 environmentally sealed contacts, ideal for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, these connectors offer versatility and durability. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS certified finishes, they ensure reliable performance. This specific model is a rear box mount receptacle with 6 gold-plated contacts (size 20) and Electroless Nickel/Cadmium Olive Drab finish, meeting MIL-DTL-38999 I military specifications. Designed for bayonet mating, it is suitable for environment-resistant box and through bulkhead mounting applications, guaranteeing longevity with a mating life of 500 cycles.