MIL-DTL-38999 Series II connectors offer high-performance connectivity for demanding environments. With up to 128 contacts in a sealed insert, they ensure reliable operation in a wide temperature range from -65 °C to 200 °C. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount, these connectors cater to diverse installation needs. Featuring thin walls and restricted lengths, they are designed for space-constrained applications. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and offering multiple plating options including cadmium and nickel finishes, they meet stringent military specifications. Whether it's EMI/RFI shielding or RoHS compliance, these connectors deliver superior performance with a focus on durability and reliability.