MIL-DTL-38999 Series I 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 configurations including front and rear wall mount receptacles and RFI grounding plugs, they offer versatility in applications. Utilizing M39029 rear release crimp contacts, these connectors ensure reliable connectivity. With options for plating such as cadmium-free finishes, they meet RoHS compliance standards. Constructed with high-strength aluminum shells, they provide durability while offering excellent conductivity and ingress protection. Suitable for military and industrial applications, these connectors are ideal for demanding environments.