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 shell sizes and insert arrangements, they offer front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and reliable connections in military applications. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, they guarantee durability and performance. Suitable for straight plug configurations, with gold-plated removable crimp contacts, these connectors are ideal for demanding environments that require conductivity and protection against environmental factors.