The MIL-DTL-38999 Series II connectors set a high standard in connectivity, boasting up to 128 contacts within a single insert for robust performance. Designed for harsh environments, these connectors offer reliable operation in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for secure connections. Crafted from durable aluminum, they come in a range of plating options including cadmium-free finishes, ensuring compliance with RoHS regulations. With a straight plug configuration and gold contact plating, these connectors guarantee optimal conductivity and longevity, making them ideal for military and industrial use.