MIL-DTL-38999 Series II connectors feature up to 128 contacts housed in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, as well as straight, RFI grounding, and standard plugs with a 90-degree cable clamp. These connectors, compliant with military specification MIL-DTL-38999 II, utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and offered in RoHS compliant finishes, they ensure reliable connectivity in demanding applications.