MIL-DTL-38999 Series I connectors offer robust performance with up to 128 contacts in an insert, meeting stringent military specifications. Designed for harsh environments, they feature front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. With a wide operating temperature range from -65 °C to 200 °C, these connectors ensure reliable connectivity in extreme conditions. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. Constructed with high-strength aluminum shells and various plating options, including RoHS-certified finishes, these connectors guarantee durability and performance in demanding applications.