The MIL-DTL-38999 Series II connectors boast exceptional performance with up to 128 contacts housed in a durable insert, designed for harsh environments. Engineered for reliability, these connectors feature various mounting options such as front and rear wall mount, jam nut, and box mount receptacles. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. With an operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Constructed with aluminum shells and offering multiple plating options including cadmium-free finishes, they ensure long-lasting durability. Meeting MIL-DTL-38999 II military specifications, these connectors guarantee exceptional performance in challenging conditions.