MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in an insert that is environmentally sealed. With a wide operating temperature range of -65 °C to 200 °C, they are highly durable. Available in various shell sizes and insert arrangements, these connectors feature front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. They use M39029 rear release crimp contacts, ensuring secure connections. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, they meet stringent military specifications. Perfect for aerospace, defense, and industrial applications, these connectors provide reliable performance in demanding conditions.