MIL-DTL-38999 Series I connectors feature up to 128 contacts in an insert, designed for harsh environments with a wide operating temperature range of -65 °C to 200 °C. Available in various styles including front and rear wall mount, as well as jam nut receptacles, they offer reliable performance. These connectors, compliant with military specification MIL-DTL-38999 I, utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells, they come in multiple plating options such as cadmium and nickel, including RoHS-certified finishes. Suitable for critical applications, these connectors ensure secure and durable electrical connections in demanding environments.