MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility for different applications. With options for straight, RFI grounding, and standard plugs with a 90-degree cable clamp, they accommodate diverse connectivity needs. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, they ensure secure and reliable connections. Constructed with aluminum shells and offered in different plating options such as cadmium and nickel, these connectors meet stringent military specifications. Suitable for demanding environments, they provide durability and performance, with RoHS compliant finishes available.