MIL-DTL-38999 Series II connectors feature up to 128 contacts enclosed in an 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 in installation. With options for straight, RFI grounding, and standard plugs, they cater to different connectivity needs. Utilizing M39029 rear release crimp contacts in various sizes, they ensure secure and reliable connections. Constructed with aluminum shells and offering multiple plating options such as cadmium and nickel, these connectors prioritize durability and performance. Suitable for military and industrial applications, they meet MIL-DTL-38999 II specifications for quality and reliability in demanding environments.