MIL-DTL-38999 Series II connectors feature up to 128 contacts 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, with straight or 90-degree cable clamp plugs. Compliant with military specification MIL-DTL-38999 II, these connectors utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and offered in plating options such as electroless nickel and cadmium finishes, they ensure reliable performance. Suitable for applications requiring environmental resistance, these connectors are ideal for use in demanding military and industrial settings.