MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, meeting stringent environmental sealing standards with an operating temperature range from -65 °C to 200 °C. These harsh environment connectors offer various mounting options including front and rear wall mount, jam nut, and box mount receptacles, catering to diverse installation needs. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells, they come in a range of plating options such as light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, ensuring durability and reliability in demanding applications. With RoHS certified cadmium-free finishes available, these connectors are ideal for military and industrial use, offering excellent conductivity, ingress protection, and a mating life of 500 cycles.
